161754025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^2\times {\mathrm{101}}^1$

素因数の和:234

約数の個数: 36

約数和(自身を含む): 214099020

約数和(自身を除く): 52344995

約数列:

[1, 5, 25, 29, 47, 101, 145, 235, 505, 725, 1175, 1363, 2209, 2525, 2929, 4747, 6815, 11045, 14645, 23735, 34075, 55225, 64061, 73225, 118675, 137663, 223109, 320305, 688315, 1115545, 1601525, 3441575, 5577725, 6470161, 32350805, 161754025]

約数ペア:

[(1, 161754025), (5, 32350805), (25, 6470161), (29, 5577725), (47, 3441575), (101, 1601525), (145, 1115545), (235, 688315), (505, 320305), (725, 223109), (1175, 137663), (1363, 118675), (2209, 73225), (2525, 64061), (2929, 55225), (4747, 34075), (6815, 23735), (11045, 14645)]