81797939200

素因数分解:

$2^{15}\times 5^2\times {\mathrm{31}}^1\times {\mathrm{3221}}^1$

素因数の和:3292

約数の個数: 192

約数和(自身を含む): 209464539840

約数和(自身を除く): 127666600640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 512, 620, 640, 775, 800, 992, 1024, 1240, 1280, 1550, 1600, 1984, 2048, 2480, 2560, 3100, 3200, 3221, 3968, 4096, 4960, 5120, 6200, 6400, 6442, 7936, 8192, 9920, 10240, 12400, 12800, 12884, 15872, 16105, 16384, 19840, 20480, 24800, 25600, 25768, 31744, 32210, 32768, 39680, 40960, 49600, 51200, 51536, 63488, 64420, 79360, 80525, 81920, 99200, 99851, 102400, 103072, 126976, 128840, 158720, 161050, 163840, 198400, 199702, 204800, 206144, 253952, 257680, 317440, 322100, 396800, 399404, 409600, 412288, 499255, 507904, 515360, 634880, 644200, 793600, 798808, 819200, 824576, 998510, 1015808, 1030720, 1269760, 1288400, 1587200, 1597616, 1649152, 1997020, 2061440, 2496275, 2539520, 2576800, 3174400, 3195232, 3298304, 3994040, 4122880, 4992550, 5079040, 5153600, 6348800, 6390464, 6596608, 7988080, 8245760, 9985100, 10307200, 12697600, 12780928, 13193216, 15976160, 16491520, 19970200, 20614400, 25395200, 25561856, 26386432, 31952320, 32983040, 39940400, 41228800, 51123712, 52772864, 63904640, 65966080, 79880800, 82457600, 102247424, 105545728, 127809280, 131932160, 159761600, 164915200, 204494848, 255618560, 263864320, 319523200, 329830400, 408989696, 511237120, 527728640, 639046400, 659660800, 817979392, 1022474240, 1278092800, 1319321600, 1635958784, 2044948480, 2556185600, 2638643200, 3271917568, 4089896960, 5112371200, 8179793920, 10224742400, 16359587840, 20449484800, 40898969600, 81797939200]

約数ペア:

[(1, 81797939200), (2, 40898969600), (4, 20449484800), (5, 16359587840), (8, 10224742400), (10, 8179793920), (16, 5112371200), (20, 4089896960), (25, 3271917568), (31, 2638643200), (32, 2556185600), (40, 2044948480), (50, 1635958784), (62, 1319321600), (64, 1278092800), (80, 1022474240), (100, 817979392), (124, 659660800), (128, 639046400), (155, 527728640), (160, 511237120), (200, 408989696), (248, 329830400), (256, 319523200), (310, 263864320), (320, 255618560), (400, 204494848), (496, 164915200), (512, 159761600), (620, 131932160), (640, 127809280), (775, 105545728), (800, 102247424), (992, 82457600), (1024, 79880800), (1240, 65966080), (1280, 63904640), (1550, 52772864), (1600, 51123712), (1984, 41228800), (2048, 39940400), (2480, 32983040), (2560, 31952320), (3100, 26386432), (3200, 25561856), (3221, 25395200), (3968, 20614400), (4096, 19970200), (4960, 16491520), (5120, 15976160), (6200, 13193216), (6400, 12780928), (6442, 12697600), (7936, 10307200), (8192, 9985100), (9920, 8245760), (10240, 7988080), (12400, 6596608), (12800, 6390464), (12884, 6348800), (15872, 5153600), (16105, 5079040), (16384, 4992550), (19840, 4122880), (20480, 3994040), (24800, 3298304), (25600, 3195232), (25768, 3174400), (31744, 2576800), (32210, 2539520), (32768, 2496275), (39680, 2061440), (40960, 1997020), (49600, 1649152), (51200, 1597616), (51536, 1587200), (63488, 1288400), (64420, 1269760), (79360, 1030720), (80525, 1015808), (81920, 998510), (99200, 824576), (99851, 819200), (102400, 798808), (103072, 793600), (126976, 644200), (128840, 634880), (158720, 515360), (161050, 507904), (163840, 499255), (198400, 412288), (199702, 409600), (204800, 399404), (206144, 396800), (253952, 322100), (257680, 317440)]