65868800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:144

約数の個数: 132

約数和(自身を含む): 170572416

約数和(自身を除く): 104703616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 83, 100, 124, 128, 155, 160, 166, 200, 248, 256, 310, 320, 332, 400, 415, 496, 512, 620, 640, 664, 775, 800, 830, 992, 1024, 1240, 1280, 1328, 1550, 1600, 1660, 1984, 2075, 2480, 2560, 2573, 2656, 3100, 3200, 3320, 3968, 4150, 4960, 5120, 5146, 5312, 6200, 6400, 6640, 7936, 8300, 9920, 10292, 10624, 12400, 12800, 12865, 13280, 15872, 16600, 19840, 20584, 21248, 24800, 25600, 25730, 26560, 31744, 33200, 39680, 41168, 42496, 49600, 51460, 53120, 64325, 66400, 79360, 82336, 84992, 99200, 102920, 106240, 128650, 132800, 158720, 164672, 198400, 205840, 212480, 257300, 265600, 329344, 396800, 411680, 424960, 514600, 531200, 658688, 793600, 823360, 1029200, 1062400, 1317376, 1646720, 2058400, 2124800, 2634752, 3293440, 4116800, 6586880, 8233600, 13173760, 16467200, 32934400, 65868800]

約数ペア:

[(1, 65868800), (2, 32934400), (4, 16467200), (5, 13173760), (8, 8233600), (10, 6586880), (16, 4116800), (20, 3293440), (25, 2634752), (31, 2124800), (32, 2058400), (40, 1646720), (50, 1317376), (62, 1062400), (64, 1029200), (80, 823360), (83, 793600), (100, 658688), (124, 531200), (128, 514600), (155, 424960), (160, 411680), (166, 396800), (200, 329344), (248, 265600), (256, 257300), (310, 212480), (320, 205840), (332, 198400), (400, 164672), (415, 158720), (496, 132800), (512, 128650), (620, 106240), (640, 102920), (664, 99200), (775, 84992), (800, 82336), (830, 79360), (992, 66400), (1024, 64325), (1240, 53120), (1280, 51460), (1328, 49600), (1550, 42496), (1600, 41168), (1660, 39680), (1984, 33200), (2075, 31744), (2480, 26560), (2560, 25730), (2573, 25600), (2656, 24800), (3100, 21248), (3200, 20584), (3320, 19840), (3968, 16600), (4150, 15872), (4960, 13280), (5120, 12865), (5146, 12800), (5312, 12400), (6200, 10624), (6400, 10292), (6640, 9920), (7936, 8300)]