66787565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1319}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 93139200

約数和(自身を除く): 26351635

約数列:

[1, 5, 13, 19, 41, 65, 95, 205, 247, 533, 779, 1235, 1319, 2665, 3895, 6595, 10127, 17147, 25061, 50635, 54079, 85735, 125305, 270395, 325793, 703027, 1027501, 1628965, 3515135, 5137505, 13357513, 66787565]

約数ペア:

[(1, 66787565), (5, 13357513), (13, 5137505), (19, 3515135), (41, 1628965), (65, 1027501), (95, 703027), (205, 325793), (247, 270395), (533, 125305), (779, 85735), (1235, 54079), (1319, 50635), (2665, 25061), (3895, 17147), (6595, 10127)]