201250275

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 342058464

約数和(自身を除く): 140808189

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 197, 257, 265, 591, 771, 795, 985, 1285, 1325, 2955, 3855, 3975, 4925, 6425, 10441, 13621, 14775, 19275, 31323, 40863, 50629, 52205, 68105, 151887, 156615, 204315, 253145, 261025, 340525, 759435, 783075, 1021575, 1265725, 2683337, 3797175, 8050011, 13416685, 40250055, 67083425, 201250275]

約数ペア:

[(1, 201250275), (3, 67083425), (5, 40250055), (15, 13416685), (25, 8050011), (53, 3797175), (75, 2683337), (159, 1265725), (197, 1021575), (257, 783075), (265, 759435), (591, 340525), (771, 261025), (795, 253145), (985, 204315), (1285, 156615), (1325, 151887), (2955, 68105), (3855, 52205), (3975, 50629), (4925, 40863), (6425, 31323), (10441, 19275), (13621, 14775)]