2100070375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{2539}}^1$

素因数の和:3076

約数の個数: 32

約数和(自身を含む): 2829153600

約数和(自身を除く): 729083225

約数列:

[1, 5, 13, 25, 65, 125, 325, 509, 1625, 2539, 2545, 6617, 12695, 12725, 33007, 33085, 63475, 63625, 165035, 165425, 317375, 825175, 827125, 1292351, 4125875, 6461755, 16800563, 32308775, 84002815, 161543875, 420014075, 2100070375]

約数ペア:

[(1, 2100070375), (5, 420014075), (13, 161543875), (25, 84002815), (65, 32308775), (125, 16800563), (325, 6461755), (509, 4125875), (1625, 1292351), (2539, 827125), (2545, 825175), (6617, 317375), (12695, 165425), (12725, 165035), (33007, 63625), (33085, 63475)]