201246575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 276172800

約数和(自身を除く): 74926225

約数列:

[1, 5, 19, 25, 31, 79, 95, 155, 173, 395, 475, 589, 775, 865, 1501, 1975, 2449, 2945, 3287, 4325, 5363, 7505, 12245, 13667, 14725, 16435, 26815, 37525, 46531, 61225, 68335, 82175, 101897, 134075, 232655, 259673, 341675, 423677, 509485, 1163275, 1298365, 2118385, 2547425, 6491825, 8049863, 10591925, 40249315, 201246575]

約数ペア:

[(1, 201246575), (5, 40249315), (19, 10591925), (25, 8049863), (31, 6491825), (79, 2547425), (95, 2118385), (155, 1298365), (173, 1163275), (395, 509485), (475, 423677), (589, 341675), (775, 259673), (865, 232655), (1501, 134075), (1975, 101897), (2449, 82175), (2945, 68335), (3287, 61225), (4325, 46531), (5363, 37525), (7505, 26815), (12245, 16435), (13667, 14725)]