2020758425

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{1297}}^1$

素因数の和:1650

約数の個数: 48

約数和(自身を含む): 2974392960

約数和(自身を除く): 953634535

約数列:

[1, 5, 7, 25, 29, 35, 145, 175, 203, 307, 725, 1015, 1297, 1535, 2149, 5075, 6485, 7675, 8903, 9079, 10745, 32425, 37613, 44515, 45395, 53725, 62321, 188065, 222575, 226975, 263291, 311605, 398179, 940325, 1316455, 1558025, 1990895, 2787253, 6582275, 9954475, 11547191, 13936265, 57735955, 69681325, 80830337, 288679775, 404151685, 2020758425]

約数ペア:

[(1, 2020758425), (5, 404151685), (7, 288679775), (25, 80830337), (29, 69681325), (35, 57735955), (145, 13936265), (175, 11547191), (203, 9954475), (307, 6582275), (725, 2787253), (1015, 1990895), (1297, 1558025), (1535, 1316455), (2149, 940325), (5075, 398179), (6485, 311605), (7675, 263291), (8903, 226975), (9079, 222575), (10745, 188065), (32425, 62321), (37613, 53725), (44515, 45395)]