27870200

素因数分解:

$2^3\times 5^2\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 65148360

約数和(自身を除く): 37278160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 331, 421, 662, 842, 1324, 1655, 1684, 2105, 2648, 3310, 3368, 4210, 6620, 8275, 8420, 10525, 13240, 16550, 16840, 21050, 33100, 42100, 66200, 84200, 139351, 278702, 557404, 696755, 1114808, 1393510, 2787020, 3483775, 5574040, 6967550, 13935100, 27870200]

約数ペア:

[(1, 27870200), (2, 13935100), (4, 6967550), (5, 5574040), (8, 3483775), (10, 2787020), (20, 1393510), (25, 1114808), (40, 696755), (50, 557404), (100, 278702), (200, 139351), (331, 84200), (421, 66200), (662, 42100), (842, 33100), (1324, 21050), (1655, 16840), (1684, 16550), (2105, 13240), (2648, 10525), (3310, 8420), (3368, 8275), (4210, 6620)]