53264920

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3163}}^1$

素因数の和:3595

約数の個数: 32

約数和(自身を含む): 120168720

約数和(自身を除く): 66903800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3163, 3368, 4210, 6326, 8420, 12652, 15815, 16840, 25304, 31630, 63260, 126520, 1331623, 2663246, 5326492, 6658115, 10652984, 13316230, 26632460, 53264920]

約数ペア:

[(1, 53264920), (2, 26632460), (4, 13316230), (5, 10652984), (8, 6658115), (10, 5326492), (20, 2663246), (40, 1331623), (421, 126520), (842, 63260), (1684, 31630), (2105, 25304), (3163, 16840), (3368, 15815), (4210, 12652), (6326, 8420)]