26898595840

素因数分解:

$2^{19}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:405

約数の個数: 160

約数和(自身を含む): 66840364800

約数和(自身を除く): 39941768960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 331, 496, 512, 620, 640, 662, 992, 1024, 1240, 1280, 1324, 1655, 1984, 2048, 2480, 2560, 2648, 3310, 3968, 4096, 4960, 5120, 5296, 6620, 7936, 8192, 9920, 10240, 10261, 10592, 13240, 15872, 16384, 19840, 20480, 20522, 21184, 26480, 31744, 32768, 39680, 40960, 41044, 42368, 51305, 52960, 63488, 65536, 79360, 81920, 82088, 84736, 102610, 105920, 126976, 131072, 158720, 163840, 164176, 169472, 205220, 211840, 253952, 262144, 317440, 327680, 328352, 338944, 410440, 423680, 507904, 524288, 634880, 655360, 656704, 677888, 820880, 847360, 1015808, 1269760, 1310720, 1313408, 1355776, 1641760, 1694720, 2031616, 2539520, 2621440, 2626816, 2711552, 3283520, 3389440, 4063232, 5079040, 5253632, 5423104, 6567040, 6778880, 8126464, 10158080, 10507264, 10846208, 13134080, 13557760, 16252928, 20316160, 21014528, 21692416, 26268160, 27115520, 40632320, 42029056, 43384832, 52536320, 54231040, 81264640, 84058112, 86769664, 105072640, 108462080, 168116224, 173539328, 210145280, 216924160, 336232448, 420290560, 433848320, 672464896, 840581120, 867696640, 1344929792, 1681162240, 2689859584, 3362324480, 5379719168, 6724648960, 13449297920, 26898595840]

約数ペア:

[(1, 26898595840), (2, 13449297920), (4, 6724648960), (5, 5379719168), (8, 3362324480), (10, 2689859584), (16, 1681162240), (20, 1344929792), (31, 867696640), (32, 840581120), (40, 672464896), (62, 433848320), (64, 420290560), (80, 336232448), (124, 216924160), (128, 210145280), (155, 173539328), (160, 168116224), (248, 108462080), (256, 105072640), (310, 86769664), (320, 84058112), (331, 81264640), (496, 54231040), (512, 52536320), (620, 43384832), (640, 42029056), (662, 40632320), (992, 27115520), (1024, 26268160), (1240, 21692416), (1280, 21014528), (1324, 20316160), (1655, 16252928), (1984, 13557760), (2048, 13134080), (2480, 10846208), (2560, 10507264), (2648, 10158080), (3310, 8126464), (3968, 6778880), (4096, 6567040), (4960, 5423104), (5120, 5253632), (5296, 5079040), (6620, 4063232), (7936, 3389440), (8192, 3283520), (9920, 2711552), (10240, 2626816), (10261, 2621440), (10592, 2539520), (13240, 2031616), (15872, 1694720), (16384, 1641760), (19840, 1355776), (20480, 1313408), (20522, 1310720), (21184, 1269760), (26480, 1015808), (31744, 847360), (32768, 820880), (39680, 677888), (40960, 656704), (41044, 655360), (42368, 634880), (51305, 524288), (52960, 507904), (63488, 423680), (65536, 410440), (79360, 338944), (81920, 328352), (82088, 327680), (84736, 317440), (102610, 262144), (105920, 253952), (126976, 211840), (131072, 205220), (158720, 169472), (163840, 164176)]