128083227280

素因数分解:

$2^4\times 5^1\times {\mathrm{27617}}^1\times {\mathrm{57973}}^1$

素因数の和:85603

約数の個数: 40

約数和(自身を含む): 297809423352

約数和(自身を除く): 169726196072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27617, 55234, 57973, 110468, 115946, 138085, 220936, 231892, 276170, 289865, 441872, 463784, 552340, 579730, 927568, 1104680, 1159460, 2209360, 2318920, 4637840, 1601040341, 3202080682, 6404161364, 8005201705, 12808322728, 16010403410, 25616645456, 32020806820, 64041613640, 128083227280]

約数ペア:

[(1, 128083227280), (2, 64041613640), (4, 32020806820), (5, 25616645456), (8, 16010403410), (10, 12808322728), (16, 8005201705), (20, 6404161364), (40, 3202080682), (80, 1601040341), (27617, 4637840), (55234, 2318920), (57973, 2209360), (110468, 1159460), (115946, 1104680), (138085, 927568), (220936, 579730), (231892, 552340), (276170, 463784), (289865, 441872)]