73691620

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{191}}^2$

素因数の和:492

約数の個数: 36

約数和(自身を含む): 157107132

約数和(自身を除く): 83415512

約数列:

[1, 2, 4, 5, 10, 20, 101, 191, 202, 382, 404, 505, 764, 955, 1010, 1910, 2020, 3820, 19291, 36481, 38582, 72962, 77164, 96455, 145924, 182405, 192910, 364810, 385820, 729620, 3684581, 7369162, 14738324, 18422905, 36845810, 73691620]

約数ペア:

[(1, 73691620), (2, 36845810), (4, 18422905), (5, 14738324), (10, 7369162), (20, 3684581), (101, 729620), (191, 385820), (202, 364810), (382, 192910), (404, 182405), (505, 145924), (764, 96455), (955, 77164), (1010, 72962), (1910, 38582), (2020, 36481), (3820, 19291)]