2019621175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{7151}}^1$

素因数の和:7264

約数の個数: 48

約数和(自身を含む): 2979809280

約数和(自身を除く): 960188105

約数列:

[1, 5, 11, 13, 25, 55, 65, 79, 143, 275, 325, 395, 715, 869, 1027, 1975, 3575, 4345, 5135, 7151, 11297, 21725, 25675, 35755, 56485, 78661, 92963, 178775, 282425, 393305, 464815, 564929, 1022593, 1966525, 2324075, 2824645, 5112965, 6214219, 7344077, 14123225, 25564825, 31071095, 36720385, 80784847, 155355475, 183601925, 403924235, 2019621175]

約数ペア:

[(1, 2019621175), (5, 403924235), (11, 183601925), (13, 155355475), (25, 80784847), (55, 36720385), (65, 31071095), (79, 25564825), (143, 14123225), (275, 7344077), (325, 6214219), (395, 5112965), (715, 2824645), (869, 2324075), (1027, 1966525), (1975, 1022593), (3575, 564929), (4345, 464815), (5135, 393305), (7151, 282425), (11297, 178775), (21725, 92963), (25675, 78661), (35755, 56485)]