206800725

素因数分解:

$3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 349977600

約数和(自身を除く): 143176875

約数列:

[1, 3, 5, 15, 25, 75, 83, 139, 239, 249, 415, 417, 695, 717, 1195, 1245, 2075, 2085, 3475, 3585, 5975, 6225, 10425, 11537, 17925, 19837, 33221, 34611, 57685, 59511, 99185, 99663, 166105, 173055, 288425, 297555, 495925, 498315, 830525, 865275, 1487775, 2491575, 2757343, 8272029, 13786715, 41360145, 68933575, 206800725]

約数ペア:

[(1, 206800725), (3, 68933575), (5, 41360145), (15, 13786715), (25, 8272029), (75, 2757343), (83, 2491575), (139, 1487775), (239, 865275), (249, 830525), (415, 498315), (417, 495925), (695, 297555), (717, 288425), (1195, 173055), (1245, 166105), (2075, 99663), (2085, 99185), (3475, 59511), (3585, 57685), (5975, 34611), (6225, 33221), (10425, 19837), (11537, 17925)]