81795268

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{1409}}^1$

素因数の和:2067

約数の個数: 24

約数和(自身を含む): 149708160

約数和(自身を除く): 67912892

約数列:

[1, 2, 4, 23, 46, 92, 631, 1262, 1409, 2524, 2818, 5636, 14513, 29026, 32407, 58052, 64814, 129628, 889079, 1778158, 3556316, 20448817, 40897634, 81795268]

約数ペア:

[(1, 81795268), (2, 40897634), (4, 20448817), (23, 3556316), (46, 1778158), (92, 889079), (631, 129628), (1262, 64814), (1409, 58052), (2524, 32407), (2818, 29026), (5636, 14513)]