129571420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{883}}^1$

素因数の和:955

約数の個数: 96

約数和(自身を含む): 320785920

約数和(自身を除く): 191214500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 29, 44, 46, 55, 58, 92, 110, 115, 116, 145, 220, 230, 253, 290, 319, 460, 506, 580, 638, 667, 883, 1012, 1265, 1276, 1334, 1595, 1766, 2530, 2668, 3190, 3335, 3532, 4415, 5060, 6380, 6670, 7337, 8830, 9713, 13340, 14674, 17660, 19426, 20309, 25607, 29348, 36685, 38852, 40618, 48565, 51214, 73370, 81236, 97130, 101545, 102428, 128035, 146740, 194260, 203090, 223399, 256070, 281677, 406180, 446798, 512140, 563354, 588961, 893596, 1116995, 1126708, 1177922, 1408385, 2233990, 2355844, 2816770, 2944805, 4467980, 5633540, 5889610, 6478571, 11779220, 12957142, 25914284, 32392855, 64785710, 129571420]

約数ペア:

[(1, 129571420), (2, 64785710), (4, 32392855), (5, 25914284), (10, 12957142), (11, 11779220), (20, 6478571), (22, 5889610), (23, 5633540), (29, 4467980), (44, 2944805), (46, 2816770), (55, 2355844), (58, 2233990), (92, 1408385), (110, 1177922), (115, 1126708), (116, 1116995), (145, 893596), (220, 588961), (230, 563354), (253, 512140), (290, 446798), (319, 406180), (460, 281677), (506, 256070), (580, 223399), (638, 203090), (667, 194260), (883, 146740), (1012, 128035), (1265, 102428), (1276, 101545), (1334, 97130), (1595, 81236), (1766, 73370), (2530, 51214), (2668, 48565), (3190, 40618), (3335, 38852), (3532, 36685), (4415, 29348), (5060, 25607), (6380, 20309), (6670, 19426), (7337, 17660), (8830, 14674), (9713, 13340)]