77681864

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{57457}}^1$

素因数の和:57489

約数の個数: 24

約数和(自身を含む): 157722210

約数和(自身を除く): 80040346

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 57457, 114914, 229828, 459656, 746941, 1493882, 2987764, 5975528, 9710233, 19420466, 38840932, 77681864]

約数ペア:

[(1, 77681864), (2, 38840932), (4, 19420466), (8, 9710233), (13, 5975528), (26, 2987764), (52, 1493882), (104, 746941), (169, 459656), (338, 229828), (676, 114914), (1352, 57457)]