85114640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{367}}^1$

素因数の和:616

約数の個数: 80

約数和(自身を含む): 214652928

約数和(自身を除く): 129538288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 223, 260, 367, 446, 520, 734, 892, 1040, 1115, 1468, 1784, 1835, 2230, 2899, 2936, 3568, 3670, 4460, 4771, 5798, 5872, 7340, 8920, 9542, 11596, 14495, 14680, 17840, 19084, 23192, 23855, 28990, 29360, 38168, 46384, 47710, 57980, 76336, 81841, 95420, 115960, 163682, 190840, 231920, 327364, 381680, 409205, 654728, 818410, 1063933, 1309456, 1636820, 2127866, 3273640, 4255732, 5319665, 6547280, 8511464, 10639330, 17022928, 21278660, 42557320, 85114640]

約数ペア:

[(1, 85114640), (2, 42557320), (4, 21278660), (5, 17022928), (8, 10639330), (10, 8511464), (13, 6547280), (16, 5319665), (20, 4255732), (26, 3273640), (40, 2127866), (52, 1636820), (65, 1309456), (80, 1063933), (104, 818410), (130, 654728), (208, 409205), (223, 381680), (260, 327364), (367, 231920), (446, 190840), (520, 163682), (734, 115960), (892, 95420), (1040, 81841), (1115, 76336), (1468, 57980), (1784, 47710), (1835, 46384), (2230, 38168), (2899, 29360), (2936, 28990), (3568, 23855), (3670, 23192), (4460, 19084), (4771, 17840), (5798, 14680), (5872, 14495), (7340, 11596), (8920, 9542)]