90486835

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1387

約数の個数: 32

約数和(自身を含む): 123932160

約数和(自身を除く): 33445325

約数列:

[1, 5, 17, 19, 43, 85, 95, 215, 323, 731, 817, 1303, 1615, 3655, 4085, 6515, 13889, 22151, 24757, 56029, 69445, 110755, 123785, 280145, 420869, 952493, 1064551, 2104345, 4762465, 5322755, 18097367, 90486835]

約数ペア:

[(1, 90486835), (5, 18097367), (17, 5322755), (19, 4762465), (43, 2104345), (85, 1064551), (95, 952493), (215, 420869), (323, 280145), (731, 123785), (817, 110755), (1303, 69445), (1615, 56029), (3655, 24757), (4085, 22151), (6515, 13889)]