20179072875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{4139297}}^1$

素因数の和:4139328

約数の個数: 32

約数和(自身を含む): 36160907328

約数和(自身を除く): 15981834453

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4875, 4139297, 12417891, 20696485, 53810861, 62089455, 103482425, 161432583, 269054305, 310447275, 517412125, 807162915, 1345271525, 1552236375, 4035814575, 6726357625, 20179072875]

約数ペア:

[(1, 20179072875), (3, 6726357625), (5, 4035814575), (13, 1552236375), (15, 1345271525), (25, 807162915), (39, 517412125), (65, 310447275), (75, 269054305), (125, 161432583), (195, 103482425), (325, 62089455), (375, 53810861), (975, 20696485), (1625, 12417891), (4875, 4139297)]