90115700

素因数分解:

$2^2\times 5^2\times {\mathrm{173}}^1\times {\mathrm{5209}}^1$

素因数の和:5396

約数の個数: 36

約数和(自身を含む): 196719180

約数和(自身を除く): 106603480

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 173, 346, 692, 865, 1730, 3460, 4325, 5209, 8650, 10418, 17300, 20836, 26045, 52090, 104180, 130225, 260450, 520900, 901157, 1802314, 3604628, 4505785, 9011570, 18023140, 22528925, 45057850, 90115700]

約数ペア:

[(1, 90115700), (2, 45057850), (4, 22528925), (5, 18023140), (10, 9011570), (20, 4505785), (25, 3604628), (50, 1802314), (100, 901157), (173, 520900), (346, 260450), (692, 130225), (865, 104180), (1730, 52090), (3460, 26045), (4325, 20836), (5209, 17300), (8650, 10418)]