45125420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{487}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 98134848

約数和(自身を除く): 53009428

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 113, 164, 205, 226, 410, 452, 487, 565, 820, 974, 1130, 1948, 2260, 2435, 4633, 4870, 9266, 9740, 18532, 19967, 23165, 39934, 46330, 55031, 79868, 92660, 99835, 110062, 199670, 220124, 275155, 399340, 550310, 1100620, 2256271, 4512542, 9025084, 11281355, 22562710, 45125420]

約数ペア:

[(1, 45125420), (2, 22562710), (4, 11281355), (5, 9025084), (10, 4512542), (20, 2256271), (41, 1100620), (82, 550310), (113, 399340), (164, 275155), (205, 220124), (226, 199670), (410, 110062), (452, 99835), (487, 92660), (565, 79868), (820, 55031), (974, 46330), (1130, 39934), (1948, 23165), (2260, 19967), (2435, 18532), (4633, 9740), (4870, 9266)]