27894628225

素因数分解:

$5^2\times {\mathrm{137}}^1\times {\mathrm{409}}^1\times {\mathrm{19913}}^1$

素因数の和:20469

約数の個数: 24

約数和(自身を含む): 34928757720

約数和(自身を除く): 7034129495

約数列:

[1, 5, 25, 137, 409, 685, 2045, 3425, 10225, 19913, 56033, 99565, 280165, 497825, 1400825, 2728081, 8144417, 13640405, 40722085, 68202025, 203610425, 1115785129, 5578925645, 27894628225]

約数ペア:

[(1, 27894628225), (5, 5578925645), (25, 1115785129), (137, 203610425), (409, 68202025), (685, 40722085), (2045, 13640405), (3425, 8144417), (10225, 2728081), (19913, 1400825), (56033, 497825), (99565, 280165)]