142760975

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 210361536

約数和(自身を除く): 67600561

約数列:

[1, 5, 7, 25, 35, 41, 101, 175, 197, 205, 287, 505, 707, 985, 1025, 1379, 1435, 2525, 3535, 4141, 4925, 6895, 7175, 8077, 17675, 19897, 20705, 28987, 34475, 40385, 56539, 99485, 103525, 139279, 144935, 201925, 282695, 497425, 696395, 724675, 815777, 1413475, 3481975, 4078885, 5710439, 20394425, 28552195, 142760975]

約数ペア:

[(1, 142760975), (5, 28552195), (7, 20394425), (25, 5710439), (35, 4078885), (41, 3481975), (101, 1413475), (175, 815777), (197, 724675), (205, 696395), (287, 497425), (505, 282695), (707, 201925), (985, 144935), (1025, 139279), (1379, 103525), (1435, 99485), (2525, 56539), (3535, 40385), (4141, 34475), (4925, 28987), (6895, 20705), (7175, 19897), (8077, 17675)]