156668875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3929}}^1$

素因数の和:3984

約数の個数: 32

約数和(自身を含む): 220708800

約数和(自身を除く): 64039925

約数列:

[1, 5, 11, 25, 29, 55, 125, 145, 275, 319, 725, 1375, 1595, 3625, 3929, 7975, 19645, 39875, 43219, 98225, 113941, 216095, 491125, 569705, 1080475, 1253351, 2848525, 5402375, 6266755, 14242625, 31333775, 156668875]

約数ペア:

[(1, 156668875), (5, 31333775), (11, 14242625), (25, 6266755), (29, 5402375), (55, 2848525), (125, 1253351), (145, 1080475), (275, 569705), (319, 491125), (725, 216095), (1375, 113941), (1595, 98225), (3625, 43219), (3929, 39875), (7975, 19645)]