72405008

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{26777}}^1$

素因数の和:26811

約数の個数: 30

約数和(自身を含む): 151911594

約数和(自身を除く): 79506586

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 26777, 53554, 107108, 214216, 348101, 428432, 696202, 1392404, 2784808, 4525313, 5569616, 9050626, 18101252, 36202504, 72405008]

約数ペア:

[(1, 72405008), (2, 36202504), (4, 18101252), (8, 9050626), (13, 5569616), (16, 4525313), (26, 2784808), (52, 1392404), (104, 696202), (169, 428432), (208, 348101), (338, 214216), (676, 107108), (1352, 53554), (2704, 26777)]