20172385725

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1597}}^1\times {\mathrm{9907}}^1$

素因数の和:11534

約数の個数: 48

約数和(自身を含む): 35339220288

約数和(自身を除く): 15166834563

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 1597, 4791, 7985, 9907, 23955, 27149, 29721, 39925, 49535, 81447, 119775, 135745, 148605, 168419, 247675, 407235, 505257, 678725, 743025, 842095, 2036175, 2526285, 4210475, 12631425, 15821479, 47464437, 79107395, 237322185, 268965143, 395536975, 806895429, 1186610925, 1344825715, 4034477145, 6724128575, 20172385725]

約数ペア:

[(1, 20172385725), (3, 6724128575), (5, 4034477145), (15, 1344825715), (17, 1186610925), (25, 806895429), (51, 395536975), (75, 268965143), (85, 237322185), (255, 79107395), (425, 47464437), (1275, 15821479), (1597, 12631425), (4791, 4210475), (7985, 2526285), (9907, 2036175), (23955, 842095), (27149, 743025), (29721, 678725), (39925, 505257), (49535, 407235), (81447, 247675), (119775, 168419), (135745, 148605)]