80695400

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{13913}}^1$

素因数の和:13958

約数の個数: 48

約数和(自身を含む): 194100300

約数和(自身を除く): 113404900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 5800, 13913, 27826, 55652, 69565, 111304, 139130, 278260, 347825, 403477, 556520, 695650, 806954, 1391300, 1613908, 2017385, 2782600, 3227816, 4034770, 8069540, 10086925, 16139080, 20173850, 40347700, 80695400]

約数ペア:

[(1, 80695400), (2, 40347700), (4, 20173850), (5, 16139080), (8, 10086925), (10, 8069540), (20, 4034770), (25, 3227816), (29, 2782600), (40, 2017385), (50, 1613908), (58, 1391300), (100, 806954), (116, 695650), (145, 556520), (200, 403477), (232, 347825), (290, 278260), (580, 139130), (725, 111304), (1160, 69565), (1450, 55652), (2900, 27826), (5800, 13913)]