200721225

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1783}}^1$

素因数の和:1894

約数の個数: 48

約数和(自身を含む): 353945600

約数和(自身を除く): 153224375

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 79, 95, 237, 285, 395, 475, 1185, 1425, 1501, 1783, 1975, 4503, 5349, 5925, 7505, 8915, 22515, 26745, 33877, 37525, 44575, 101631, 112575, 133725, 140857, 169385, 422571, 508155, 704285, 846925, 2112855, 2540775, 2676283, 3521425, 8028849, 10564275, 13381415, 40144245, 66907075, 200721225]

約数ペア:

[(1, 200721225), (3, 66907075), (5, 40144245), (15, 13381415), (19, 10564275), (25, 8028849), (57, 3521425), (75, 2676283), (79, 2540775), (95, 2112855), (237, 846925), (285, 704285), (395, 508155), (475, 422571), (1185, 169385), (1425, 140857), (1501, 133725), (1783, 112575), (1975, 101631), (4503, 44575), (5349, 37525), (5925, 33877), (7505, 26745), (8915, 22515)]