201120375

素因数分解:

$3^1\times 5^3\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 348880896

約数和(自身を除く): 147760521

約数列:

[1, 3, 5, 15, 25, 41, 75, 103, 123, 125, 127, 205, 309, 375, 381, 515, 615, 635, 1025, 1545, 1905, 2575, 3075, 3175, 4223, 5125, 5207, 7725, 9525, 12669, 12875, 13081, 15375, 15621, 15875, 21115, 26035, 38625, 39243, 47625, 63345, 65405, 78105, 105575, 130175, 196215, 316725, 327025, 390525, 527875, 536321, 650875, 981075, 1583625, 1608963, 1635125, 1952625, 2681605, 4905375, 8044815, 13408025, 40224075, 67040125, 201120375]

約数ペア:

[(1, 201120375), (3, 67040125), (5, 40224075), (15, 13408025), (25, 8044815), (41, 4905375), (75, 2681605), (103, 1952625), (123, 1635125), (125, 1608963), (127, 1583625), (205, 981075), (309, 650875), (375, 536321), (381, 527875), (515, 390525), (615, 327025), (635, 316725), (1025, 196215), (1545, 130175), (1905, 105575), (2575, 78105), (3075, 65405), (3175, 63345), (4223, 47625), (5125, 39243), (5207, 38625), (7725, 26035), (9525, 21115), (12669, 15875), (12875, 15621), (13081, 15375)]