85650640

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{26113}}^1$

素因数の和:26167

約数の個数: 40

約数和(自身を含む): 204002568

約数和(自身を除く): 118351928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 26113, 52226, 104452, 130565, 208904, 261130, 417808, 522260, 1044520, 1070633, 2089040, 2141266, 4282532, 5353165, 8565064, 10706330, 17130128, 21412660, 42825320, 85650640]

約数ペア:

[(1, 85650640), (2, 42825320), (4, 21412660), (5, 17130128), (8, 10706330), (10, 8565064), (16, 5353165), (20, 4282532), (40, 2141266), (41, 2089040), (80, 1070633), (82, 1044520), (164, 522260), (205, 417808), (328, 261130), (410, 208904), (656, 130565), (820, 104452), (1640, 52226), (3280, 26113)]