310015550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8999}}^1$

素因数の和:9077

約数の個数: 48

約数和(自身を含む): 632772000

約数和(自身を除く): 322756450

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1325, 1378, 2650, 3445, 6890, 8999, 17225, 17998, 34450, 44995, 89990, 116987, 224975, 233974, 449950, 476947, 584935, 953894, 1169870, 2384735, 2924675, 4769470, 5849350, 6200311, 11923675, 12400622, 23847350, 31001555, 62003110, 155007775, 310015550]

約数ペア:

[(1, 310015550), (2, 155007775), (5, 62003110), (10, 31001555), (13, 23847350), (25, 12400622), (26, 11923675), (50, 6200311), (53, 5849350), (65, 4769470), (106, 2924675), (130, 2384735), (265, 1169870), (325, 953894), (530, 584935), (650, 476947), (689, 449950), (1325, 233974), (1378, 224975), (2650, 116987), (3445, 89990), (6890, 44995), (8999, 34450), (17225, 17998)]