64888408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{2957}}^1$

素因数の和:3187

約数の個数: 32

約数和(自身を含む): 131690160

約数和(自身を除く): 66801752

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 211, 422, 844, 1688, 2743, 2957, 5486, 5914, 10972, 11828, 21944, 23656, 38441, 76882, 153764, 307528, 623927, 1247854, 2495708, 4991416, 8111051, 16222102, 32444204, 64888408]

約数ペア:

[(1, 64888408), (2, 32444204), (4, 16222102), (8, 8111051), (13, 4991416), (26, 2495708), (52, 1247854), (104, 623927), (211, 307528), (422, 153764), (844, 76882), (1688, 38441), (2743, 23656), (2957, 21944), (5486, 11828), (5914, 10972)]