20165069855

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:804

約数の個数: 64

約数和(自身を含む): 28565913600

約数和(自身を除く): 8400843745

約数列:

[1, 5, 7, 35, 59, 139, 163, 295, 413, 431, 695, 815, 973, 1141, 2065, 2155, 3017, 4865, 5705, 8201, 9617, 15085, 22657, 25429, 41005, 48085, 57407, 59909, 67319, 70253, 113285, 127145, 158599, 178003, 287035, 299545, 336595, 351265, 419363, 491771, 792995, 890015, 1336763, 2096815, 2458855, 3534631, 4144927, 6683815, 9357341, 9765167, 17673155, 20724635, 24742417, 29014489, 46786705, 48825835, 68356169, 123712085, 145072445, 341780845, 576144853, 2880724265, 4033013971, 20165069855]

約数ペア:

[(1, 20165069855), (5, 4033013971), (7, 2880724265), (35, 576144853), (59, 341780845), (139, 145072445), (163, 123712085), (295, 68356169), (413, 48825835), (431, 46786705), (695, 29014489), (815, 24742417), (973, 20724635), (1141, 17673155), (2065, 9765167), (2155, 9357341), (3017, 6683815), (4865, 4144927), (5705, 3534631), (8201, 2458855), (9617, 2096815), (15085, 1336763), (22657, 890015), (25429, 792995), (41005, 491771), (48085, 419363), (57407, 351265), (59909, 336595), (67319, 299545), (70253, 287035), (113285, 178003), (127145, 158599)]