681457556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{3851}}^1$

素因数の和:3992

約数の個数: 48

約数和(自身を含む): 1331805888

約数和(自身を除く): 650348332

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 83, 164, 166, 332, 533, 1066, 1079, 2132, 2158, 3403, 3851, 4316, 6806, 7702, 13612, 15404, 44239, 50063, 88478, 100126, 157891, 176956, 200252, 315782, 319633, 631564, 639266, 1278532, 2052583, 4105166, 4155229, 8210332, 8310458, 13104953, 16620916, 26209906, 52419812, 170364389, 340728778, 681457556]

約数ペア:

[(1, 681457556), (2, 340728778), (4, 170364389), (13, 52419812), (26, 26209906), (41, 16620916), (52, 13104953), (82, 8310458), (83, 8210332), (164, 4155229), (166, 4105166), (332, 2052583), (533, 1278532), (1066, 639266), (1079, 631564), (2132, 319633), (2158, 315782), (3403, 200252), (3851, 176956), (4316, 157891), (6806, 100126), (7702, 88478), (13612, 50063), (15404, 44239)]