20528036175

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{487}}^1\times {\mathrm{7699}}^1$

素因数の和:8272

約数の個数: 48

約数和(自身を含む): 34479737600

約数和(自身を除く): 13951701425

約数列:

[1, 3, 5, 15, 25, 73, 75, 219, 365, 487, 1095, 1461, 1825, 2435, 5475, 7305, 7699, 12175, 23097, 35551, 36525, 38495, 106653, 115485, 177755, 192475, 533265, 562027, 577425, 888775, 1686081, 2666325, 2810135, 3749413, 8430405, 11248239, 14050675, 18747065, 42152025, 56241195, 93735325, 273707149, 281205975, 821121447, 1368535745, 4105607235, 6842678725, 20528036175]

約数ペア:

[(1, 20528036175), (3, 6842678725), (5, 4105607235), (15, 1368535745), (25, 821121447), (73, 281205975), (75, 273707149), (219, 93735325), (365, 56241195), (487, 42152025), (1095, 18747065), (1461, 14050675), (1825, 11248239), (2435, 8430405), (5475, 3749413), (7305, 2810135), (7699, 2666325), (12175, 1686081), (23097, 888775), (35551, 577425), (36525, 562027), (38495, 533265), (106653, 192475), (115485, 177755)]