74654320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3121}}^1$

素因数の和:3170

約数の個数: 80

約数和(自身を含む): 195112512

約数和(自身を除く): 120458192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 3121, 4784, 5980, 6242, 11960, 12484, 15605, 23920, 24968, 31210, 40573, 49936, 62420, 71783, 81146, 124840, 143566, 162292, 202865, 249680, 287132, 324584, 358915, 405730, 574264, 649168, 717830, 811460, 933179, 1148528, 1435660, 1622920, 1866358, 2871320, 3245840, 3732716, 4665895, 5742640, 7465432, 9331790, 14930864, 18663580, 37327160, 74654320]

約数ペア:

[(1, 74654320), (2, 37327160), (4, 18663580), (5, 14930864), (8, 9331790), (10, 7465432), (13, 5742640), (16, 4665895), (20, 3732716), (23, 3245840), (26, 2871320), (40, 1866358), (46, 1622920), (52, 1435660), (65, 1148528), (80, 933179), (92, 811460), (104, 717830), (115, 649168), (130, 574264), (184, 405730), (208, 358915), (230, 324584), (260, 287132), (299, 249680), (368, 202865), (460, 162292), (520, 143566), (598, 124840), (920, 81146), (1040, 71783), (1196, 62420), (1495, 49936), (1840, 40573), (2392, 31210), (2990, 24968), (3121, 23920), (4784, 15605), (5980, 12484), (6242, 11960)]