64968464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{881}}^1$

素因数の和:1319

約数の個数: 40

約数和(自身を含む): 137803680

約数和(自身を除く): 72835216

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 419, 838, 881, 1676, 1762, 3352, 3524, 4609, 6704, 7048, 9218, 9691, 14096, 18436, 19382, 36872, 38764, 73744, 77528, 155056, 369139, 738278, 1476556, 2953112, 4060529, 5906224, 8121058, 16242116, 32484232, 64968464]

約数ペア:

[(1, 64968464), (2, 32484232), (4, 16242116), (8, 8121058), (11, 5906224), (16, 4060529), (22, 2953112), (44, 1476556), (88, 738278), (176, 369139), (419, 155056), (838, 77528), (881, 73744), (1676, 38764), (1762, 36872), (3352, 19382), (3524, 18436), (4609, 14096), (6704, 9691), (7048, 9218)]