28667304025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{653}}^1\times {\mathrm{3187}}^1$

素因数の和:3898

約数の個数: 48

約数和(自身を含む): 38780107200

約数和(自身を除く): 10112803175

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 653, 725, 2755, 3187, 3265, 12407, 13775, 15935, 16325, 18937, 60553, 62035, 79675, 92423, 94685, 302765, 310175, 359803, 462115, 473425, 1513825, 1756037, 1799015, 2081111, 2310575, 8780185, 8995075, 10405555, 39541109, 43900925, 52027775, 60352219, 197705545, 301761095, 988527725, 1146692161, 1508805475, 5733460805, 28667304025]

約数ペア:

[(1, 28667304025), (5, 5733460805), (19, 1508805475), (25, 1146692161), (29, 988527725), (95, 301761095), (145, 197705545), (475, 60352219), (551, 52027775), (653, 43900925), (725, 39541109), (2755, 10405555), (3187, 8995075), (3265, 8780185), (12407, 2310575), (13775, 2081111), (15935, 1799015), (16325, 1756037), (18937, 1513825), (60553, 473425), (62035, 462115), (79675, 359803), (92423, 310175), (94685, 302765)]