30431350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:445

約数の個数: 48

約数和(自身を含む): 60353280

約数和(自身を除く): 29921930

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 103, 190, 206, 311, 475, 515, 622, 950, 1030, 1555, 1957, 2575, 3110, 3914, 5150, 5909, 7775, 9785, 11818, 15550, 19570, 29545, 32033, 48925, 59090, 64066, 97850, 147725, 160165, 295450, 320330, 608627, 800825, 1217254, 1601650, 3043135, 6086270, 15215675, 30431350]

約数ペア:

[(1, 30431350), (2, 15215675), (5, 6086270), (10, 3043135), (19, 1601650), (25, 1217254), (38, 800825), (50, 608627), (95, 320330), (103, 295450), (190, 160165), (206, 147725), (311, 97850), (475, 64066), (515, 59090), (622, 48925), (950, 32033), (1030, 29545), (1555, 19570), (1957, 15550), (2575, 11818), (3110, 9785), (3914, 7775), (5150, 5909)]