48278360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 117784800

約数和(自身を除く): 69506440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 227, 260, 409, 454, 520, 818, 908, 1135, 1636, 1816, 2045, 2270, 2951, 3272, 4090, 4540, 5317, 5902, 8180, 9080, 10634, 11804, 14755, 16360, 21268, 23608, 26585, 29510, 42536, 53170, 59020, 92843, 106340, 118040, 185686, 212680, 371372, 464215, 742744, 928430, 1206959, 1856860, 2413918, 3713720, 4827836, 6034795, 9655672, 12069590, 24139180, 48278360]

約数ペア:

[(1, 48278360), (2, 24139180), (4, 12069590), (5, 9655672), (8, 6034795), (10, 4827836), (13, 3713720), (20, 2413918), (26, 1856860), (40, 1206959), (52, 928430), (65, 742744), (104, 464215), (130, 371372), (227, 212680), (260, 185686), (409, 118040), (454, 106340), (520, 92843), (818, 59020), (908, 53170), (1135, 42536), (1636, 29510), (1816, 26585), (2045, 23608), (2270, 21268), (2951, 16360), (3272, 14755), (4090, 11804), (4540, 10634), (5317, 9080), (5902, 8180)]