85870015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{7691}}^1$

素因数の和:7743

約数の個数: 32

約数和(自身を含む): 132917760

約数和(自身を除く): 47047745

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 145, 203, 319, 385, 1015, 1595, 2233, 7691, 11165, 38455, 53837, 84601, 223039, 269185, 423005, 592207, 1115195, 1561273, 2453429, 2961035, 7806365, 12267145, 17174003, 85870015]

約数ペア:

[(1, 85870015), (5, 17174003), (7, 12267145), (11, 7806365), (29, 2961035), (35, 2453429), (55, 1561273), (77, 1115195), (145, 592207), (203, 423005), (319, 269185), (385, 223039), (1015, 84601), (1595, 53837), (2233, 38455), (7691, 11165)]