31102225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 48854016

約数和(自身を除く): 17751791

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 107, 151, 175, 275, 385, 535, 749, 755, 1057, 1177, 1661, 1925, 2675, 3745, 3775, 5285, 5885, 8239, 8305, 11627, 16157, 18725, 26425, 29425, 41195, 41525, 58135, 80785, 113099, 177727, 205975, 290675, 403925, 565495, 888635, 1244089, 2827475, 4443175, 6220445, 31102225]

約数ペア:

[(1, 31102225), (5, 6220445), (7, 4443175), (11, 2827475), (25, 1244089), (35, 888635), (55, 565495), (77, 403925), (107, 290675), (151, 205975), (175, 177727), (275, 113099), (385, 80785), (535, 58135), (749, 41525), (755, 41195), (1057, 29425), (1177, 26425), (1661, 18725), (1925, 16157), (2675, 11627), (3745, 8305), (3775, 8239), (5285, 5885)]