68827120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45281}}^1$

素因数の和:45313

約数の個数: 40

約数和(自身を含む): 168449040

約数和(自身を除く): 99621920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 45281, 90562, 181124, 226405, 362248, 452810, 724496, 860339, 905620, 1720678, 1811240, 3441356, 3622480, 4301695, 6882712, 8603390, 13765424, 17206780, 34413560, 68827120]

約数ペア:

[(1, 68827120), (2, 34413560), (4, 17206780), (5, 13765424), (8, 8603390), (10, 6882712), (16, 4301695), (19, 3622480), (20, 3441356), (38, 1811240), (40, 1720678), (76, 905620), (80, 860339), (95, 724496), (152, 452810), (190, 362248), (304, 226405), (380, 181124), (760, 90562), (1520, 45281)]