99533680

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{15749}}^1$

素因数の和:15841

約数の個数: 40

約数和(自身を含む): 234360000

約数和(自身を除く): 134826320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 15749, 31498, 62996, 78745, 125992, 157490, 251984, 314980, 629960, 1244171, 1259920, 2488342, 4976684, 6220855, 9953368, 12441710, 19906736, 24883420, 49766840, 99533680]

約数ペア:

[(1, 99533680), (2, 49766840), (4, 24883420), (5, 19906736), (8, 12441710), (10, 9953368), (16, 6220855), (20, 4976684), (40, 2488342), (79, 1259920), (80, 1244171), (158, 629960), (316, 314980), (395, 251984), (632, 157490), (790, 125992), (1264, 78745), (1580, 62996), (3160, 31498), (6320, 15749)]