86238775

素因数分解:

$5^2\times 7^3\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:233

約数の個数: 48

約数和(自身を含む): 127224000

約数和(自身を除く): 40985225

約数列:

[1, 5, 7, 25, 35, 49, 89, 113, 175, 245, 343, 445, 565, 623, 791, 1225, 1715, 2225, 2825, 3115, 3955, 4361, 5537, 8575, 10057, 15575, 19775, 21805, 27685, 30527, 38759, 50285, 70399, 109025, 138425, 152635, 193795, 251425, 351995, 492793, 763175, 968975, 1759975, 2463965, 3449551, 12319825, 17247755, 86238775]

約数ペア:

[(1, 86238775), (5, 17247755), (7, 12319825), (25, 3449551), (35, 2463965), (49, 1759975), (89, 968975), (113, 763175), (175, 492793), (245, 351995), (343, 251425), (445, 193795), (565, 152635), (623, 138425), (791, 109025), (1225, 70399), (1715, 50285), (2225, 38759), (2825, 30527), (3115, 27685), (3955, 21805), (4361, 19775), (5537, 15575), (8575, 10057)]