18379288525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{96013}}^1$

素因数の和:96086

約数の個数: 48

約数和(自身を含む): 26668848640

約数和(自身を除く): 8289560115

約数列:

[1, 5, 13, 19, 25, 31, 65, 95, 155, 247, 325, 403, 475, 589, 775, 1235, 2015, 2945, 6175, 7657, 10075, 14725, 38285, 96013, 191425, 480065, 1248169, 1824247, 2400325, 2976403, 6240845, 9121235, 14882015, 23715211, 31204225, 38693239, 45606175, 56551657, 74410075, 118576055, 193466195, 282758285, 592880275, 735171541, 967330975, 1413791425, 3675857705, 18379288525]

約数ペア:

[(1, 18379288525), (5, 3675857705), (13, 1413791425), (19, 967330975), (25, 735171541), (31, 592880275), (65, 282758285), (95, 193466195), (155, 118576055), (247, 74410075), (325, 56551657), (403, 45606175), (475, 38693239), (589, 31204225), (775, 23715211), (1235, 14882015), (2015, 9121235), (2945, 6240845), (6175, 2976403), (7657, 2400325), (10075, 1824247), (14725, 1248169), (38285, 480065), (96013, 191425)]