71089040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{80783}}^1$

素因数の和:80807

約数の個数: 40

約数和(自身を含む): 180309888

約数和(自身を除く): 109220848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 80783, 161566, 323132, 403915, 646264, 807830, 888613, 1292528, 1615660, 1777226, 3231320, 3554452, 4443065, 6462640, 7108904, 8886130, 14217808, 17772260, 35544520, 71089040]

約数ペア:

[(1, 71089040), (2, 35544520), (4, 17772260), (5, 14217808), (8, 8886130), (10, 7108904), (11, 6462640), (16, 4443065), (20, 3554452), (22, 3231320), (40, 1777226), (44, 1615660), (55, 1292528), (80, 888613), (88, 807830), (110, 646264), (176, 403915), (220, 323132), (440, 161566), (880, 80783)]