127993840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{9467}}^1$

素因数の和:9506

約数の個数: 60

約数和(自身を含む): 322271784

約数和(自身を除く): 194277944

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 9467, 13520, 18934, 37868, 47335, 75736, 94670, 123071, 151472, 189340, 246142, 378680, 492284, 615355, 757360, 984568, 1230710, 1599923, 1969136, 2461420, 3199846, 4922840, 6399692, 7999615, 9845680, 12799384, 15999230, 25598768, 31998460, 63996920, 127993840]

約数ペア:

[(1, 127993840), (2, 63996920), (4, 31998460), (5, 25598768), (8, 15999230), (10, 12799384), (13, 9845680), (16, 7999615), (20, 6399692), (26, 4922840), (40, 3199846), (52, 2461420), (65, 1969136), (80, 1599923), (104, 1230710), (130, 984568), (169, 757360), (208, 615355), (260, 492284), (338, 378680), (520, 246142), (676, 189340), (845, 151472), (1040, 123071), (1352, 94670), (1690, 75736), (2704, 47335), (3380, 37868), (6760, 18934), (9467, 13520)]