73538175

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 129982752

約数和(自身を除く): 56444577

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 137, 255, 411, 421, 425, 685, 1263, 1275, 2055, 2105, 2329, 3425, 6315, 6987, 7157, 10275, 10525, 11645, 21471, 31575, 34935, 35785, 57677, 58225, 107355, 173031, 174675, 178925, 288385, 536775, 865155, 980509, 1441925, 2941527, 4325775, 4902545, 14707635, 24512725, 73538175]

約数ペア:

[(1, 73538175), (3, 24512725), (5, 14707635), (15, 4902545), (17, 4325775), (25, 2941527), (51, 1441925), (75, 980509), (85, 865155), (137, 536775), (255, 288385), (411, 178925), (421, 174675), (425, 173031), (685, 107355), (1263, 58225), (1275, 57677), (2055, 35785), (2105, 34935), (2329, 31575), (3425, 21471), (6315, 11645), (6987, 10525), (7157, 10275)]