20876082550

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{317}}^1\times {\mathrm{24851}}^1$

素因数の和:25233

約数の個数: 48

約数和(自身を含む): 39688544592

約数和(自身を除く): 18812462042

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 317, 530, 634, 1325, 1585, 2650, 3170, 7925, 15850, 16801, 24851, 33602, 49702, 84005, 124255, 168010, 248510, 420025, 621275, 840050, 1242550, 1317103, 2634206, 6585515, 7877767, 13171030, 15755534, 32927575, 39388835, 65855150, 78777670, 196944175, 393888350, 417521651, 835043302, 2087608255, 4175216510, 10438041275, 20876082550]

約数ペア:

[(1, 20876082550), (2, 10438041275), (5, 4175216510), (10, 2087608255), (25, 835043302), (50, 417521651), (53, 393888350), (106, 196944175), (265, 78777670), (317, 65855150), (530, 39388835), (634, 32927575), (1325, 15755534), (1585, 13171030), (2650, 7877767), (3170, 6585515), (7925, 2634206), (15850, 1317103), (16801, 1242550), (24851, 840050), (33602, 621275), (49702, 420025), (84005, 248510), (124255, 168010)]