156665920

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11941}}^1$

素因数の和:11999

約数の個数: 56

約数和(自身を含む): 382191768

約数和(自身を除く): 225525848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2624, 3280, 6560, 11941, 13120, 23882, 47764, 59705, 95528, 119410, 191056, 238820, 382112, 477640, 489581, 764224, 955280, 979162, 1910560, 1958324, 2447905, 3821120, 3916648, 4895810, 7833296, 9791620, 15666592, 19583240, 31333184, 39166480, 78332960, 156665920]

約数ペア:

[(1, 156665920), (2, 78332960), (4, 39166480), (5, 31333184), (8, 19583240), (10, 15666592), (16, 9791620), (20, 7833296), (32, 4895810), (40, 3916648), (41, 3821120), (64, 2447905), (80, 1958324), (82, 1910560), (160, 979162), (164, 955280), (205, 764224), (320, 489581), (328, 477640), (410, 382112), (656, 238820), (820, 191056), (1312, 119410), (1640, 95528), (2624, 59705), (3280, 47764), (6560, 23882), (11941, 13120)]