420536450

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{4289}}^1$

素因数の和:4391

約数の個数: 48

約数和(自身を含む): 818686440

約数和(自身を除く): 398149990

約数列:

[1, 2, 5, 10, 25, 37, 50, 53, 74, 106, 185, 265, 370, 530, 925, 1325, 1850, 1961, 2650, 3922, 4289, 8578, 9805, 19610, 21445, 42890, 49025, 98050, 107225, 158693, 214450, 227317, 317386, 454634, 793465, 1136585, 1586930, 2273170, 3967325, 5682925, 7934650, 8410729, 11365850, 16821458, 42053645, 84107290, 210268225, 420536450]

約数ペア:

[(1, 420536450), (2, 210268225), (5, 84107290), (10, 42053645), (25, 16821458), (37, 11365850), (50, 8410729), (53, 7934650), (74, 5682925), (106, 3967325), (185, 2273170), (265, 1586930), (370, 1136585), (530, 793465), (925, 454634), (1325, 317386), (1850, 227317), (1961, 214450), (2650, 158693), (3922, 107225), (4289, 98050), (8578, 49025), (9805, 42890), (19610, 21445)]