72968272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{350809}}^1$

素因数の和:350830

約数の個数: 20

約数和(自身を含む): 152251540

約数和(自身を除く): 79283268

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 350809, 701618, 1403236, 2806472, 4560517, 5612944, 9121034, 18242068, 36484136, 72968272]

約数ペア:

[(1, 72968272), (2, 36484136), (4, 18242068), (8, 9121034), (13, 5612944), (16, 4560517), (26, 2806472), (52, 1403236), (104, 701618), (208, 350809)]