64609688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{56477}}^1$

素因数の和:56507

約数の個数: 32

約数和(自身を含む): 142324560

約数和(自身を除く): 77714872

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 56477, 112954, 225908, 451816, 621247, 734201, 1242494, 1468402, 2484988, 2936804, 4969976, 5873608, 8076211, 16152422, 32304844, 64609688]

約数ペア:

[(1, 64609688), (2, 32304844), (4, 16152422), (8, 8076211), (11, 5873608), (13, 4969976), (22, 2936804), (26, 2484988), (44, 1468402), (52, 1242494), (88, 734201), (104, 621247), (143, 451816), (286, 225908), (572, 112954), (1144, 56477)]