69821125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 105131520

約数和(自身を除く): 35310395

約数列:

[1, 5, 11, 17, 25, 29, 55, 85, 103, 125, 145, 187, 275, 319, 425, 493, 515, 725, 935, 1133, 1375, 1595, 1751, 2125, 2465, 2575, 2987, 3625, 4675, 5423, 5665, 7975, 8755, 12325, 12875, 14935, 19261, 23375, 27115, 28325, 32857, 39875, 43775, 50779, 61625, 74675, 96305, 135575, 141625, 164285, 218875, 253895, 373375, 481525, 558569, 677875, 821425, 1269475, 2407625, 2792845, 4107125, 6347375, 13964225, 69821125]

約数ペア:

[(1, 69821125), (5, 13964225), (11, 6347375), (17, 4107125), (25, 2792845), (29, 2407625), (55, 1269475), (85, 821425), (103, 677875), (125, 558569), (145, 481525), (187, 373375), (275, 253895), (319, 218875), (425, 164285), (493, 141625), (515, 135575), (725, 96305), (935, 74675), (1133, 61625), (1375, 50779), (1595, 43775), (1751, 39875), (2125, 32857), (2465, 28325), (2575, 27115), (2987, 23375), (3625, 19261), (4675, 14935), (5423, 12875), (5665, 12325), (7975, 8755)]