804968165

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 1014669312

約数和(自身を除く): 209701147

約数列:

[1, 5, 31, 151, 155, 163, 211, 755, 815, 1055, 4681, 5053, 6541, 23405, 24613, 25265, 31861, 32705, 34393, 123065, 159305, 171965, 763003, 987691, 1066183, 3815015, 4938455, 5193343, 5330915, 25966715, 160993633, 804968165]

約数ペア:

[(1, 804968165), (5, 160993633), (31, 25966715), (151, 5330915), (155, 5193343), (163, 4938455), (211, 3815015), (755, 1066183), (815, 987691), (1055, 763003), (4681, 171965), (5053, 159305), (6541, 123065), (23405, 34393), (24613, 32705), (25265, 31861)]