1291180475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{617}}^1$

素因数の和:824

約数の個数: 48

約数和(自身を含む): 1776636288

約数和(自身を除く): 485455813

約数列:

[1, 5, 13, 25, 47, 65, 137, 235, 325, 611, 617, 685, 1175, 1781, 3055, 3085, 3425, 6439, 8021, 8905, 15275, 15425, 28999, 32195, 40105, 44525, 83707, 84529, 144995, 160975, 200525, 376987, 418535, 422645, 724975, 1098877, 1884935, 2092675, 2113225, 3972863, 5494385, 9424675, 19864315, 27471925, 51647219, 99321575, 258236095, 1291180475]

約数ペア:

[(1, 1291180475), (5, 258236095), (13, 99321575), (25, 51647219), (47, 27471925), (65, 19864315), (137, 9424675), (235, 5494385), (325, 3972863), (611, 2113225), (617, 2092675), (685, 1884935), (1175, 1098877), (1781, 724975), (3055, 422645), (3085, 418535), (3425, 376987), (6439, 200525), (8021, 160975), (8905, 144995), (15275, 84529), (15425, 83707), (28999, 44525), (32195, 40105)]