64321928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1879}}^1$

素因数の和:2285

約数の個数: 32

約数和(自身を含む): 131976000

約数和(自身を除く): 67654072

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 389, 778, 1556, 1879, 3112, 3758, 4279, 7516, 8558, 15032, 17116, 20669, 34232, 41338, 82676, 165352, 730931, 1461862, 2923724, 5847448, 8040241, 16080482, 32160964, 64321928]

約数ペア:

[(1, 64321928), (2, 32160964), (4, 16080482), (8, 8040241), (11, 5847448), (22, 2923724), (44, 1461862), (88, 730931), (389, 165352), (778, 82676), (1556, 41338), (1879, 34232), (3112, 20669), (3758, 17116), (4279, 15032), (7516, 8558)]