55181750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{16979}}^1$

素因数の和:17009

約数の個数: 32

約数和(自身を含む): 111252960

約数和(自身を除く): 56071210

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 16979, 33958, 84895, 169790, 220727, 424475, 441454, 848950, 1103635, 2122375, 2207270, 4244750, 5518175, 11036350, 27590875, 55181750]

約数ペア:

[(1, 55181750), (2, 27590875), (5, 11036350), (10, 5518175), (13, 4244750), (25, 2207270), (26, 2122375), (50, 1103635), (65, 848950), (125, 441454), (130, 424475), (250, 220727), (325, 169790), (650, 84895), (1625, 33958), (3250, 16979)]