30647375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 43130880

約数和(自身を除く): 12483505

約数列:

[1, 5, 11, 25, 31, 55, 125, 155, 275, 341, 719, 775, 1375, 1705, 3595, 3875, 7909, 8525, 17975, 22289, 39545, 42625, 89875, 111445, 197725, 245179, 557225, 988625, 1225895, 2786125, 6129475, 30647375]

約数ペア:

[(1, 30647375), (5, 6129475), (11, 2786125), (25, 1225895), (31, 988625), (55, 557225), (125, 245179), (155, 197725), (275, 111445), (341, 89875), (719, 42625), (775, 39545), (1375, 22289), (1705, 17975), (3595, 8525), (3875, 7909)]