15876250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{977}}^1$

素因数の和:1012

約数の個数: 40

約数和(自身を含む): 32080356

約数和(自身を除く): 16204106

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 977, 1250, 1625, 1954, 3250, 4885, 8125, 9770, 12701, 16250, 24425, 25402, 48850, 63505, 122125, 127010, 244250, 317525, 610625, 635050, 1221250, 1587625, 3175250, 7938125, 15876250]

約数ペア:

[(1, 15876250), (2, 7938125), (5, 3175250), (10, 1587625), (13, 1221250), (25, 635050), (26, 610625), (50, 317525), (65, 244250), (125, 127010), (130, 122125), (250, 63505), (325, 48850), (625, 25402), (650, 24425), (977, 16250), (1250, 12701), (1625, 9770), (1954, 8125), (3250, 4885)]