65340940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4621}}^1$

素因数の和:4738

約数の個数: 48

約数和(自身を含む): 158405184

約数和(自身を除く): 93064244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 4621, 7070, 9242, 14140, 18484, 23105, 32347, 46210, 64694, 92420, 129388, 161735, 323470, 466721, 646940, 933442, 1866884, 2333605, 3267047, 4667210, 6534094, 9334420, 13068188, 16335235, 32670470, 65340940]

約数ペア:

[(1, 65340940), (2, 32670470), (4, 16335235), (5, 13068188), (7, 9334420), (10, 6534094), (14, 4667210), (20, 3267047), (28, 2333605), (35, 1866884), (70, 933442), (101, 646940), (140, 466721), (202, 323470), (404, 161735), (505, 129388), (707, 92420), (1010, 64694), (1414, 46210), (2020, 32347), (2828, 23105), (3535, 18484), (4621, 14140), (7070, 9242)]