25879750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{7963}}^1$

素因数の和:7993

約数の個数: 32

約数和(自身を含む): 52180128

約数和(自身を除く): 26300378

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 7963, 15926, 39815, 79630, 103519, 199075, 207038, 398150, 517595, 995375, 1035190, 1990750, 2587975, 5175950, 12939875, 25879750]

約数ペア:

[(1, 25879750), (2, 12939875), (5, 5175950), (10, 2587975), (13, 1990750), (25, 1035190), (26, 995375), (50, 517595), (65, 398150), (125, 207038), (130, 199075), (250, 103519), (325, 79630), (650, 39815), (1625, 15926), (3250, 7963)]