157216072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{2351}}^1$

素因数の和:3013

約数の個数: 32

約数和(自身を含む): 318084480

約数和(自身を除く): 160868408

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 643, 1286, 2351, 2572, 4702, 5144, 8359, 9404, 16718, 18808, 30563, 33436, 61126, 66872, 122252, 244504, 1511693, 3023386, 6046772, 12093544, 19652009, 39304018, 78608036, 157216072]

約数ペア:

[(1, 157216072), (2, 78608036), (4, 39304018), (8, 19652009), (13, 12093544), (26, 6046772), (52, 3023386), (104, 1511693), (643, 244504), (1286, 122252), (2351, 66872), (2572, 61126), (4702, 33436), (5144, 30563), (8359, 18808), (9404, 16718)]