163960925

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1627}}^1$

素因数の和:1805

約数の個数: 24

約数和(自身を含む): 211965600

約数和(自身を除く): 48004675

約数列:

[1, 5, 25, 29, 139, 145, 695, 725, 1627, 3475, 4031, 8135, 20155, 40675, 47183, 100775, 226153, 235915, 1130765, 1179575, 5653825, 6558437, 32792185, 163960925]

約数ペア:

[(1, 163960925), (5, 32792185), (25, 6558437), (29, 5653825), (139, 1179575), (145, 1130765), (695, 235915), (725, 226153), (1627, 100775), (3475, 47183), (4031, 40675), (8135, 20155)]