84236275

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:264

約数の個数: 36

約数和(自身を含む): 113061960

約数和(自身を除く): 28825685

約数列:

[1, 5, 17, 25, 85, 89, 131, 289, 425, 445, 655, 1445, 1513, 2225, 2227, 3275, 7225, 7565, 11135, 11659, 25721, 37825, 37859, 55675, 58295, 128605, 189295, 198203, 291475, 643025, 946475, 991015, 3369451, 4955075, 16847255, 84236275]

約数ペア:

[(1, 84236275), (5, 16847255), (17, 4955075), (25, 3369451), (85, 991015), (89, 946475), (131, 643025), (289, 291475), (425, 198203), (445, 189295), (655, 128605), (1445, 58295), (1513, 55675), (2225, 37859), (2227, 37825), (3275, 25721), (7225, 11659), (7565, 11135)]