2021536075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{613}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 2760691360

約数和(自身を除く): 739155285

約数列:

[1, 5, 13, 25, 65, 73, 139, 325, 365, 613, 695, 949, 1807, 1825, 3065, 3475, 4745, 7969, 9035, 10147, 15325, 23725, 39845, 44749, 45175, 50735, 85207, 131911, 199225, 223745, 253675, 426035, 581737, 659555, 1107691, 1118725, 2130175, 2908685, 3297775, 5538455, 6220111, 14543425, 27692275, 31100555, 80861443, 155502775, 404307215, 2021536075]

約数ペア:

[(1, 2021536075), (5, 404307215), (13, 155502775), (25, 80861443), (65, 31100555), (73, 27692275), (139, 14543425), (325, 6220111), (365, 5538455), (613, 3297775), (695, 2908685), (949, 2130175), (1807, 1118725), (1825, 1107691), (3065, 659555), (3475, 581737), (4745, 426035), (7969, 253675), (9035, 223745), (10147, 199225), (15325, 131911), (23725, 85207), (39845, 50735), (44749, 45175)]