123877120

素因数分解:

$2^8\times 5^1\times {\mathrm{96779}}^1$

素因数の和:96800

約数の個数: 36

約数和(自身を含む): 296727480

約数和(自身を除く): 172850360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 96779, 193558, 387116, 483895, 774232, 967790, 1548464, 1935580, 3096928, 3871160, 6193856, 7742320, 12387712, 15484640, 24775424, 30969280, 61938560, 123877120]

約数ペア:

[(1, 123877120), (2, 61938560), (4, 30969280), (5, 24775424), (8, 15484640), (10, 12387712), (16, 7742320), (20, 6193856), (32, 3871160), (40, 3096928), (64, 1935580), (80, 1548464), (128, 967790), (160, 774232), (256, 483895), (320, 387116), (640, 193558), (1280, 96779)]