131499775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{1499}}^1$

素因数の和:1560

約数の個数: 36

約数和(自身を含む): 185535000

約数和(自身を除く): 54035225

約数列:

[1, 5, 11, 25, 29, 55, 121, 145, 275, 319, 605, 725, 1499, 1595, 3025, 3509, 7495, 7975, 16489, 17545, 37475, 43471, 82445, 87725, 181379, 217355, 412225, 478181, 906895, 1086775, 2390905, 4534475, 5259991, 11954525, 26299955, 131499775]

約数ペア:

[(1, 131499775), (5, 26299955), (11, 11954525), (25, 5259991), (29, 4534475), (55, 2390905), (121, 1086775), (145, 906895), (275, 478181), (319, 412225), (605, 217355), (725, 181379), (1499, 87725), (1595, 82445), (3025, 43471), (3509, 37475), (7495, 17545), (7975, 16489)]