51262855

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 74626560

約数和(自身を除く): 23363705

約数列:

[1, 5, 7, 19, 35, 95, 133, 157, 491, 665, 785, 1099, 2455, 2983, 3437, 5495, 9329, 14915, 17185, 20881, 46645, 65303, 77087, 104405, 326515, 385435, 539609, 1464653, 2698045, 7323265, 10252571, 51262855]

約数ペア:

[(1, 51262855), (5, 10252571), (7, 7323265), (19, 2698045), (35, 1464653), (95, 539609), (133, 385435), (157, 326515), (491, 104405), (665, 77087), (785, 65303), (1099, 46645), (2455, 20881), (2983, 17185), (3437, 14915), (5495, 9329)]