87291460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{106453}}^1$

素因数の和:106503

約数の個数: 24

約数和(自身を含む): 187784856

約数和(自身を除く): 100493396

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 106453, 212906, 425812, 532265, 1064530, 2129060, 4364573, 8729146, 17458292, 21822865, 43645730, 87291460]

約数ペア:

[(1, 87291460), (2, 43645730), (4, 21822865), (5, 17458292), (10, 8729146), (20, 4364573), (41, 2129060), (82, 1064530), (164, 532265), (205, 425812), (410, 212906), (820, 106453)]