20226697925

素因数分解:

$5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1\times {\mathrm{5477}}^1$

素因数の和:5990

約数の個数: 48

約数和(自身を含む): 29344550400

約数和(自身を除く): 9117852475

約数列:

[1, 5, 7, 25, 35, 47, 175, 235, 329, 449, 1175, 1645, 2245, 3143, 5477, 8225, 11225, 15715, 21103, 27385, 38339, 78575, 105515, 136925, 147721, 191695, 257419, 527575, 738605, 958475, 1287095, 1801933, 2459173, 3693025, 6435475, 9009665, 12295865, 17214211, 45048325, 61479325, 86071055, 115581131, 430355275, 577905655, 809067917, 2889528275, 4045339585, 20226697925]

約数ペア:

[(1, 20226697925), (5, 4045339585), (7, 2889528275), (25, 809067917), (35, 577905655), (47, 430355275), (175, 115581131), (235, 86071055), (329, 61479325), (449, 45048325), (1175, 17214211), (1645, 12295865), (2245, 9009665), (3143, 6435475), (5477, 3693025), (8225, 2459173), (11225, 1801933), (15715, 1287095), (21103, 958475), (27385, 738605), (38339, 527575), (78575, 257419), (105515, 191695), (136925, 147721)]