248973520

素因数分解:

$2^4\times 5^1\times {\mathrm{677}}^1\times {\mathrm{4597}}^1$

素因数の和:5287

約数の個数: 40

約数和(自身を含む): 579844584

約数和(自身を除く): 330871064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 677, 1354, 2708, 3385, 4597, 5416, 6770, 9194, 10832, 13540, 18388, 22985, 27080, 36776, 45970, 54160, 73552, 91940, 183880, 367760, 3112169, 6224338, 12448676, 15560845, 24897352, 31121690, 49794704, 62243380, 124486760, 248973520]

約数ペア:

[(1, 248973520), (2, 124486760), (4, 62243380), (5, 49794704), (8, 31121690), (10, 24897352), (16, 15560845), (20, 12448676), (40, 6224338), (80, 3112169), (677, 367760), (1354, 183880), (2708, 91940), (3385, 73552), (4597, 54160), (5416, 45970), (6770, 36776), (9194, 27080), (10832, 22985), (13540, 18388)]