76889680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137303}}^1$

素因数の和:137323

約数の個数: 40

約数和(自身を含む): 204308352

約数和(自身を除く): 127418672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 137303, 274606, 549212, 686515, 961121, 1098424, 1373030, 1922242, 2196848, 2746060, 3844484, 4805605, 5492120, 7688968, 9611210, 10984240, 15377936, 19222420, 38444840, 76889680]

約数ペア:

[(1, 76889680), (2, 38444840), (4, 19222420), (5, 15377936), (7, 10984240), (8, 9611210), (10, 7688968), (14, 5492120), (16, 4805605), (20, 3844484), (28, 2746060), (35, 2196848), (40, 1922242), (56, 1373030), (70, 1098424), (80, 961121), (112, 686515), (140, 549212), (280, 274606), (560, 137303)]