125981780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{17449}}^1$

素因数の和:17496

約数の個数: 36

約数和(自身を含む): 279234900

約数和(自身を除く): 153253120

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 17449, 34898, 69796, 87245, 174490, 331531, 348980, 663062, 1326124, 1657655, 3315310, 6299089, 6630620, 12598178, 25196356, 31495445, 62990890, 125981780]

約数ペア:

[(1, 125981780), (2, 62990890), (4, 31495445), (5, 25196356), (10, 12598178), (19, 6630620), (20, 6299089), (38, 3315310), (76, 1657655), (95, 1326124), (190, 663062), (361, 348980), (380, 331531), (722, 174490), (1444, 87245), (1805, 69796), (3610, 34898), (7220, 17449)]