78877360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51893}}^1$

素因数の和:51925

約数の個数: 40

約数和(自身を含む): 193045680

約数和(自身を除く): 114168320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 51893, 103786, 207572, 259465, 415144, 518930, 830288, 985967, 1037860, 1971934, 2075720, 3943868, 4151440, 4929835, 7887736, 9859670, 15775472, 19719340, 39438680, 78877360]

約数ペア:

[(1, 78877360), (2, 39438680), (4, 19719340), (5, 15775472), (8, 9859670), (10, 7887736), (16, 4929835), (19, 4151440), (20, 3943868), (38, 2075720), (40, 1971934), (76, 1037860), (80, 985967), (95, 830288), (152, 518930), (190, 415144), (304, 259465), (380, 207572), (760, 103786), (1520, 51893)]