51285845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 70519680

約数和(自身を除く): 19233835

約数列:

[1, 5, 13, 19, 65, 95, 131, 247, 317, 655, 1235, 1585, 1703, 2489, 4121, 6023, 8515, 12445, 20605, 30115, 32357, 41527, 78299, 161785, 207635, 391495, 539851, 789013, 2699255, 3945065, 10257169, 51285845]

約数ペア:

[(1, 51285845), (5, 10257169), (13, 3945065), (19, 2699255), (65, 789013), (95, 539851), (131, 391495), (247, 207635), (317, 161785), (655, 78299), (1235, 41527), (1585, 32357), (1703, 30115), (2489, 20605), (4121, 12445), (6023, 8515)]