72277460

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{22171}}^1$

素因数の和:22343

約数の個数: 24

約数和(自身を含む): 152720736

約数和(自身を除く): 80443276

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 22171, 44342, 88684, 110855, 221710, 443420, 3613873, 7227746, 14455492, 18069365, 36138730, 72277460]

約数ペア:

[(1, 72277460), (2, 36138730), (4, 18069365), (5, 14455492), (10, 7227746), (20, 3613873), (163, 443420), (326, 221710), (652, 110855), (815, 88684), (1630, 44342), (3260, 22171)]