156769040

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{7451}}^1$

素因数の和:7727

約数の個数: 40

約数和(自身を含む): 365923008

約数和(自身を除く): 209153968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 7451, 10520, 14902, 21040, 29804, 37255, 59608, 74510, 119216, 149020, 298040, 596080, 1959613, 3919226, 7838452, 9798065, 15676904, 19596130, 31353808, 39192260, 78384520, 156769040]

約数ペア:

[(1, 156769040), (2, 78384520), (4, 39192260), (5, 31353808), (8, 19596130), (10, 15676904), (16, 9798065), (20, 7838452), (40, 3919226), (80, 1959613), (263, 596080), (526, 298040), (1052, 149020), (1315, 119216), (2104, 74510), (2630, 59608), (4208, 37255), (5260, 29804), (7451, 21040), (10520, 14902)]