90825140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{8887}}^1$

素因数の和:8976

約数の個数: 48

約数和(自身を含む): 220991232

約数和(自身を除く): 130166092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 8887, 10220, 17774, 35548, 44435, 62209, 88870, 124418, 177740, 248836, 311045, 622090, 648751, 1244180, 1297502, 2595004, 3243755, 4541257, 6487510, 9082514, 12975020, 18165028, 22706285, 45412570, 90825140]

約数ペア:

[(1, 90825140), (2, 45412570), (4, 22706285), (5, 18165028), (7, 12975020), (10, 9082514), (14, 6487510), (20, 4541257), (28, 3243755), (35, 2595004), (70, 1297502), (73, 1244180), (140, 648751), (146, 622090), (292, 311045), (365, 248836), (511, 177740), (730, 124418), (1022, 88870), (1460, 62209), (2044, 44435), (2555, 35548), (5110, 17774), (8887, 10220)]