20107706075

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{569}}^1\times {\mathrm{617}}^1$

素因数の和:1304

約数の個数: 48

約数和(自身を含む): 26208144000

約数和(自身を除く): 6100437925

約数列:

[1, 5, 25, 29, 79, 145, 395, 569, 617, 725, 1975, 2291, 2845, 3085, 11455, 14225, 15425, 16501, 17893, 44951, 48743, 57275, 82505, 89465, 224755, 243715, 351073, 412525, 447325, 1123775, 1218575, 1303579, 1413547, 1755365, 6517895, 7067735, 8776825, 10181117, 27734767, 32589475, 35338675, 50905585, 138673835, 254527925, 693369175, 804308243, 4021541215, 20107706075]

約数ペア:

[(1, 20107706075), (5, 4021541215), (25, 804308243), (29, 693369175), (79, 254527925), (145, 138673835), (395, 50905585), (569, 35338675), (617, 32589475), (725, 27734767), (1975, 10181117), (2291, 8776825), (2845, 7067735), (3085, 6517895), (11455, 1755365), (14225, 1413547), (15425, 1303579), (16501, 1218575), (17893, 1123775), (44951, 447325), (48743, 412525), (57275, 351073), (82505, 243715), (89465, 224755)]