85910020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{32297}}^1$

素因数の和:32332

約数の個数: 48

約数和(自身を含む): 217042560

約数和(自身を除く): 131132540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 32297, 64594, 129188, 161485, 226079, 322970, 452158, 613643, 645940, 904316, 1130395, 1227286, 2260790, 2454572, 3068215, 4295501, 4521580, 6136430, 8591002, 12272860, 17182004, 21477505, 42955010, 85910020]

約数ペア:

[(1, 85910020), (2, 42955010), (4, 21477505), (5, 17182004), (7, 12272860), (10, 8591002), (14, 6136430), (19, 4521580), (20, 4295501), (28, 3068215), (35, 2454572), (38, 2260790), (70, 1227286), (76, 1130395), (95, 904316), (133, 645940), (140, 613643), (190, 452158), (266, 322970), (380, 226079), (532, 161485), (665, 129188), (1330, 64594), (2660, 32297)]