715242520

素因数分解:

$2^3\times 5^1\times {\mathrm{3323}}^1\times {\mathrm{5381}}^1$

素因数の和:8715

約数の個数: 32

約数和(自身を含む): 1610079120

約数和(自身を除く): 894836600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3323, 5381, 6646, 10762, 13292, 16615, 21524, 26584, 26905, 33230, 43048, 53810, 66460, 107620, 132920, 215240, 17881063, 35762126, 71524252, 89405315, 143048504, 178810630, 357621260, 715242520]

約数ペア:

[(1, 715242520), (2, 357621260), (4, 178810630), (5, 143048504), (8, 89405315), (10, 71524252), (20, 35762126), (40, 17881063), (3323, 215240), (5381, 132920), (6646, 107620), (10762, 66460), (13292, 53810), (16615, 43048), (21524, 33230), (26584, 26905)]