5808080

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{919}}^1$

素因数の和:1011

約数の個数: 40

約数和(自身を含む): 13689600

約数和(自身を除く): 7881520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 919, 1264, 1580, 1838, 3160, 3676, 4595, 6320, 7352, 9190, 14704, 18380, 36760, 72601, 73520, 145202, 290404, 363005, 580808, 726010, 1161616, 1452020, 2904040, 5808080]

約数ペア:

[(1, 5808080), (2, 2904040), (4, 1452020), (5, 1161616), (8, 726010), (10, 580808), (16, 363005), (20, 290404), (40, 145202), (79, 73520), (80, 72601), (158, 36760), (316, 18380), (395, 14704), (632, 9190), (790, 7352), (919, 6320), (1264, 4595), (1580, 3676), (1838, 3160)]