90783805

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{647}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 131880960

約数和(自身を除く): 41097155

約数列:

[1, 5, 7, 19, 35, 95, 133, 211, 647, 665, 1055, 1477, 3235, 4009, 4529, 7385, 12293, 20045, 22645, 28063, 61465, 86051, 136517, 140315, 430255, 682585, 955619, 2593823, 4778095, 12969115, 18156761, 90783805]

約数ペア:

[(1, 90783805), (5, 18156761), (7, 12969115), (19, 4778095), (35, 2593823), (95, 955619), (133, 682585), (211, 430255), (647, 140315), (665, 136517), (1055, 86051), (1477, 61465), (3235, 28063), (4009, 22645), (4529, 20045), (7385, 12293)]