51697456

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{31991}}^1$

素因数の和:32100

約数の個数: 20

約数和(自身を含む): 101158704

約数和(自身を除く): 49461248

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 31991, 63982, 127964, 255928, 511856, 3231091, 6462182, 12924364, 25848728, 51697456]

約数ペア:

[(1, 51697456), (2, 25848728), (4, 12924364), (8, 6462182), (16, 3231091), (101, 511856), (202, 255928), (404, 127964), (808, 63982), (1616, 31991)]