85848980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{5153}}^1$

素因数の和:5193

約数の個数: 72

約数和(自身を含む): 222096168

約数和(自身を除く): 136247188

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 5153, 8330, 10306, 16660, 20612, 25765, 36071, 51530, 72142, 87601, 103060, 144284, 175202, 180355, 252497, 350404, 360710, 438005, 504994, 613207, 721420, 876010, 1009988, 1226414, 1262485, 1752020, 2452828, 2524970, 3066035, 4292449, 5049940, 6132070, 8584898, 12264140, 17169796, 21462245, 42924490, 85848980]

約数ペア:

[(1, 85848980), (2, 42924490), (4, 21462245), (5, 17169796), (7, 12264140), (10, 8584898), (14, 6132070), (17, 5049940), (20, 4292449), (28, 3066035), (34, 2524970), (35, 2452828), (49, 1752020), (68, 1262485), (70, 1226414), (85, 1009988), (98, 876010), (119, 721420), (140, 613207), (170, 504994), (196, 438005), (238, 360710), (245, 350404), (340, 252497), (476, 180355), (490, 175202), (595, 144284), (833, 103060), (980, 87601), (1190, 72142), (1666, 51530), (2380, 36071), (3332, 25765), (4165, 20612), (5153, 16660), (8330, 10306)]