57288920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{131}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 144864720

約数和(自身を除く): 87575800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 131, 145, 232, 260, 262, 290, 377, 520, 524, 580, 655, 754, 841, 1048, 1160, 1310, 1508, 1682, 1703, 1885, 2620, 3016, 3364, 3406, 3770, 3799, 4205, 5240, 6728, 6812, 7540, 7598, 8410, 8515, 10933, 13624, 15080, 15196, 16820, 17030, 18995, 21866, 30392, 33640, 34060, 37990, 43732, 49387, 54665, 68120, 75980, 87464, 98774, 109330, 110171, 151960, 197548, 218660, 220342, 246935, 395096, 437320, 440684, 493870, 550855, 881368, 987740, 1101710, 1432223, 1975480, 2203420, 2864446, 4406840, 5728892, 7161115, 11457784, 14322230, 28644460, 57288920]

約数ペア:

[(1, 57288920), (2, 28644460), (4, 14322230), (5, 11457784), (8, 7161115), (10, 5728892), (13, 4406840), (20, 2864446), (26, 2203420), (29, 1975480), (40, 1432223), (52, 1101710), (58, 987740), (65, 881368), (104, 550855), (116, 493870), (130, 440684), (131, 437320), (145, 395096), (232, 246935), (260, 220342), (262, 218660), (290, 197548), (377, 151960), (520, 110171), (524, 109330), (580, 98774), (655, 87464), (754, 75980), (841, 68120), (1048, 54665), (1160, 49387), (1310, 43732), (1508, 37990), (1682, 34060), (1703, 33640), (1885, 30392), (2620, 21866), (3016, 18995), (3364, 17030), (3406, 16820), (3770, 15196), (3799, 15080), (4205, 13624), (5240, 10933), (6728, 8515), (6812, 8410), (7540, 7598)]