671687680

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7717}}^1$

素因数の和:7759

約数の個数: 88

約数和(自身を含む): 1706264568

約数和(自身を除く): 1034576888

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1024, 1088, 1280, 1360, 2176, 2560, 2720, 4352, 5120, 5440, 7717, 8704, 10880, 15434, 17408, 21760, 30868, 38585, 43520, 61736, 77170, 87040, 123472, 131189, 154340, 246944, 262378, 308680, 493888, 524756, 617360, 655945, 987776, 1049512, 1234720, 1311890, 1975552, 2099024, 2469440, 2623780, 3951104, 4198048, 4938880, 5247560, 7902208, 8396096, 9877760, 10495120, 16792192, 19755520, 20990240, 33584384, 39511040, 41980480, 67168768, 83960960, 134337536, 167921920, 335843840, 671687680]

約数ペア:

[(1, 671687680), (2, 335843840), (4, 167921920), (5, 134337536), (8, 83960960), (10, 67168768), (16, 41980480), (17, 39511040), (20, 33584384), (32, 20990240), (34, 19755520), (40, 16792192), (64, 10495120), (68, 9877760), (80, 8396096), (85, 7902208), (128, 5247560), (136, 4938880), (160, 4198048), (170, 3951104), (256, 2623780), (272, 2469440), (320, 2099024), (340, 1975552), (512, 1311890), (544, 1234720), (640, 1049512), (680, 987776), (1024, 655945), (1088, 617360), (1280, 524756), (1360, 493888), (2176, 308680), (2560, 262378), (2720, 246944), (4352, 154340), (5120, 131189), (5440, 123472), (7717, 87040), (8704, 77170), (10880, 61736), (15434, 43520), (17408, 38585), (21760, 30868)]