79279100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 178738560

約数和(自身を除く): 99459460

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 103, 172, 179, 206, 215, 358, 412, 430, 515, 716, 860, 895, 1030, 1075, 1790, 2060, 2150, 2575, 3580, 4300, 4429, 4475, 5150, 7697, 8858, 8950, 10300, 15394, 17716, 17900, 18437, 22145, 30788, 36874, 38485, 44290, 73748, 76970, 88580, 92185, 110725, 153940, 184370, 192425, 221450, 368740, 384850, 442900, 460925, 769700, 792791, 921850, 1585582, 1843700, 3171164, 3963955, 7927910, 15855820, 19819775, 39639550, 79279100]

約数ペア:

[(1, 79279100), (2, 39639550), (4, 19819775), (5, 15855820), (10, 7927910), (20, 3963955), (25, 3171164), (43, 1843700), (50, 1585582), (86, 921850), (100, 792791), (103, 769700), (172, 460925), (179, 442900), (206, 384850), (215, 368740), (358, 221450), (412, 192425), (430, 184370), (515, 153940), (716, 110725), (860, 92185), (895, 88580), (1030, 76970), (1075, 73748), (1790, 44290), (2060, 38485), (2150, 36874), (2575, 30788), (3580, 22145), (4300, 18437), (4429, 17900), (4475, 17716), (5150, 15394), (7697, 10300), (8858, 8950)]