150870820

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1\times {\mathrm{277}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 322117488

約数和(自身を除く): 171246668

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 241, 277, 452, 482, 554, 565, 964, 1108, 1130, 1205, 1385, 2260, 2410, 2770, 4820, 5540, 27233, 31301, 54466, 62602, 66757, 108932, 125204, 133514, 136165, 156505, 267028, 272330, 313010, 333785, 544660, 626020, 667570, 1335140, 7543541, 15087082, 30174164, 37717705, 75435410, 150870820]

約数ペア:

[(1, 150870820), (2, 75435410), (4, 37717705), (5, 30174164), (10, 15087082), (20, 7543541), (113, 1335140), (226, 667570), (241, 626020), (277, 544660), (452, 333785), (482, 313010), (554, 272330), (565, 267028), (964, 156505), (1108, 136165), (1130, 133514), (1205, 125204), (1385, 108932), (2260, 66757), (2410, 62602), (2770, 54466), (4820, 31301), (5540, 27233)]