90288020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{9157}}^1$

素因数の和:9212

約数の個数: 48

約数和(自身を含む): 207703440

約数和(自身を除く): 117415420

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 4930, 9157, 9860, 18314, 36628, 45785, 91570, 155669, 183140, 265553, 311338, 531106, 622676, 778345, 1062212, 1327765, 1556690, 2655530, 3113380, 4514401, 5311060, 9028802, 18057604, 22572005, 45144010, 90288020]

約数ペア:

[(1, 90288020), (2, 45144010), (4, 22572005), (5, 18057604), (10, 9028802), (17, 5311060), (20, 4514401), (29, 3113380), (34, 2655530), (58, 1556690), (68, 1327765), (85, 1062212), (116, 778345), (145, 622676), (170, 531106), (290, 311338), (340, 265553), (493, 183140), (580, 155669), (986, 91570), (1972, 45785), (2465, 36628), (4930, 18314), (9157, 9860)]