52821125

素因数分解:

$5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 82487808

約数和(自身を除く): 29666683

約数列:

[1, 5, 7, 17, 25, 35, 53, 67, 85, 119, 125, 175, 265, 335, 371, 425, 469, 595, 875, 901, 1139, 1325, 1675, 1855, 2125, 2345, 2975, 3551, 4505, 5695, 6307, 6625, 7973, 8375, 9275, 11725, 14875, 17755, 22525, 24857, 28475, 31535, 39865, 46375, 58625, 60367, 88775, 112625, 124285, 142375, 157675, 199325, 301835, 422569, 443875, 621425, 788375, 996625, 1509175, 2112845, 3107125, 7545875, 10564225, 52821125]

約数ペア:

[(1, 52821125), (5, 10564225), (7, 7545875), (17, 3107125), (25, 2112845), (35, 1509175), (53, 996625), (67, 788375), (85, 621425), (119, 443875), (125, 422569), (175, 301835), (265, 199325), (335, 157675), (371, 142375), (425, 124285), (469, 112625), (595, 88775), (875, 60367), (901, 58625), (1139, 46375), (1325, 39865), (1675, 31535), (1855, 28475), (2125, 24857), (2345, 22525), (2975, 17755), (3551, 14875), (4505, 11725), (5695, 9275), (6307, 8375), (6625, 7973)]