80021704

素因数分解:

$2^3\times 7^2\times {\mathrm{204137}}^1$

素因数の和:204157

約数の個数: 24

約数和(自身を含む): 174537990

約数和(自身を除く): 94516286

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 204137, 408274, 816548, 1428959, 1633096, 2857918, 5715836, 10002713, 11431672, 20005426, 40010852, 80021704]

約数ペア:

[(1, 80021704), (2, 40010852), (4, 20005426), (7, 11431672), (8, 10002713), (14, 5715836), (28, 2857918), (49, 1633096), (56, 1428959), (98, 816548), (196, 408274), (392, 204137)]