128866075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 185925600

約数和(自身を除く): 57059525

約数列:

[1, 5, 13, 19, 25, 41, 65, 95, 205, 247, 325, 475, 509, 533, 779, 1025, 1235, 2545, 2665, 3895, 6175, 6617, 9671, 10127, 12725, 13325, 19475, 20869, 33085, 48355, 50635, 104345, 125723, 165425, 241775, 253175, 271297, 396511, 521725, 628615, 1356485, 1982555, 3143075, 5154643, 6782425, 9912775, 25773215, 128866075]

約数ペア:

[(1, 128866075), (5, 25773215), (13, 9912775), (19, 6782425), (25, 5154643), (41, 3143075), (65, 1982555), (95, 1356485), (205, 628615), (247, 521725), (325, 396511), (475, 271297), (509, 253175), (533, 241775), (779, 165425), (1025, 125723), (1235, 104345), (2545, 50635), (2665, 48355), (3895, 33085), (6175, 20869), (6617, 19475), (9671, 13325), (10127, 12725)]