78627625

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 102795264

約数和(自身を除く): 24167639

約数列:

[1, 5, 25, 31, 103, 125, 155, 197, 515, 775, 985, 2575, 3193, 3875, 4925, 6107, 12875, 15965, 20291, 24625, 30535, 79825, 101455, 152675, 399125, 507275, 629021, 763375, 2536375, 3145105, 15725525, 78627625]

約数ペア:

[(1, 78627625), (5, 15725525), (25, 3145105), (31, 2536375), (103, 763375), (125, 629021), (155, 507275), (197, 399125), (515, 152675), (775, 101455), (985, 79825), (2575, 30535), (3193, 24625), (3875, 20291), (4925, 15965), (6107, 12875)]