90282560

素因数分解:

$2^6\times 5^1\times {\mathrm{307}}^1\times {\mathrm{919}}^1$

素因数の和:1243

約数の個数: 56

約数和(自身を含む): 215920320

約数和(自身を除く): 125637760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 307, 320, 614, 919, 1228, 1535, 1838, 2456, 3070, 3676, 4595, 4912, 6140, 7352, 9190, 9824, 12280, 14704, 18380, 19648, 24560, 29408, 36760, 49120, 58816, 73520, 98240, 147040, 282133, 294080, 564266, 1128532, 1410665, 2257064, 2821330, 4514128, 5642660, 9028256, 11285320, 18056512, 22570640, 45141280, 90282560]

約数ペア:

[(1, 90282560), (2, 45141280), (4, 22570640), (5, 18056512), (8, 11285320), (10, 9028256), (16, 5642660), (20, 4514128), (32, 2821330), (40, 2257064), (64, 1410665), (80, 1128532), (160, 564266), (307, 294080), (320, 282133), (614, 147040), (919, 98240), (1228, 73520), (1535, 58816), (1838, 49120), (2456, 36760), (3070, 29408), (3676, 24560), (4595, 19648), (4912, 18380), (6140, 14704), (7352, 12280), (9190, 9824)]