20156073145

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43291}}^1$

素因数の和:43370

約数の個数: 48

約数和(自身を含む): 28520769600

約数和(自身を除く): 8364696455

約数列:

[1, 5, 13, 19, 29, 65, 95, 145, 169, 247, 377, 551, 845, 1235, 1885, 2755, 3211, 4901, 7163, 16055, 24505, 35815, 43291, 93119, 216455, 465595, 562783, 822529, 1255439, 2813915, 4112645, 6277195, 7316179, 10692877, 16320707, 23853341, 36580895, 53464385, 81603535, 119266705, 139007401, 212169191, 310093433, 695037005, 1060845955, 1550467165, 4031214629, 20156073145]

約数ペア:

[(1, 20156073145), (5, 4031214629), (13, 1550467165), (19, 1060845955), (29, 695037005), (65, 310093433), (95, 212169191), (145, 139007401), (169, 119266705), (247, 81603535), (377, 53464385), (551, 36580895), (845, 23853341), (1235, 16320707), (1885, 10692877), (2755, 7316179), (3211, 6277195), (4901, 4112645), (7163, 2813915), (16055, 1255439), (24505, 822529), (35815, 562783), (43291, 465595), (93119, 216455)]