156958585

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{2621}}^1$

素因数の和:2721

約数の個数: 32

約数和(自身を含む): 226540800

約数和(自身を除く): 69582215

約数列:

[1, 5, 7, 29, 35, 59, 145, 203, 295, 413, 1015, 1711, 2065, 2621, 8555, 11977, 13105, 18347, 59885, 76009, 91735, 154639, 380045, 532063, 773195, 1082473, 2660315, 4484531, 5412365, 22422655, 31391717, 156958585]

約数ペア:

[(1, 156958585), (5, 31391717), (7, 22422655), (29, 5412365), (35, 4484531), (59, 2660315), (145, 1082473), (203, 773195), (295, 532063), (413, 380045), (1015, 154639), (1711, 91735), (2065, 76009), (2621, 59885), (8555, 18347), (11977, 13105)]