140972075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{811}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 185769360

約数和(自身を除く): 44797285

約数列:

[1, 5, 17, 25, 85, 409, 425, 811, 2045, 4055, 6953, 10225, 13787, 20275, 34765, 68935, 173825, 331699, 344675, 1658495, 5638883, 8292475, 28194415, 140972075]

約数ペア:

[(1, 140972075), (5, 28194415), (17, 8292475), (25, 5638883), (85, 1658495), (409, 344675), (425, 331699), (811, 173825), (2045, 68935), (4055, 34765), (6953, 20275), (10225, 13787)]