25594840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20641}}^1$

素因数の和:20683

約数の個数: 32

約数和(自身を含む): 59448960

約数和(自身を除く): 33854120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 20641, 41282, 82564, 103205, 165128, 206410, 412820, 639871, 825640, 1279742, 2559484, 3199355, 5118968, 6398710, 12797420, 25594840]

約数ペア:

[(1, 25594840), (2, 12797420), (4, 6398710), (5, 5118968), (8, 3199355), (10, 2559484), (20, 1279742), (31, 825640), (40, 639871), (62, 412820), (124, 206410), (155, 165128), (248, 103205), (310, 82564), (620, 41282), (1240, 20641)]