64779728

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{23957}}^1$

素因数の和:23991

約数の個数: 30

約数和(自身を含む): 135913734

約数和(自身を除く): 71134006

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 23957, 47914, 95828, 191656, 311441, 383312, 622882, 1245764, 2491528, 4048733, 4983056, 8097466, 16194932, 32389864, 64779728]

約数ペア:

[(1, 64779728), (2, 32389864), (4, 16194932), (8, 8097466), (13, 4983056), (16, 4048733), (26, 2491528), (52, 1245764), (104, 622882), (169, 383312), (208, 311441), (338, 191656), (676, 95828), (1352, 47914), (2704, 23957)]