82605775

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 124367040

約数和(自身を除く): 41761265

約数列:

[1, 5, 7, 25, 29, 35, 41, 145, 175, 203, 205, 287, 397, 725, 1015, 1025, 1189, 1435, 1985, 2779, 5075, 5945, 7175, 8323, 9925, 11513, 13895, 16277, 29725, 41615, 57565, 69475, 80591, 81385, 113939, 208075, 287825, 402955, 406925, 472033, 569695, 2014775, 2360165, 2848475, 3304231, 11800825, 16521155, 82605775]

約数ペア:

[(1, 82605775), (5, 16521155), (7, 11800825), (25, 3304231), (29, 2848475), (35, 2360165), (41, 2014775), (145, 569695), (175, 472033), (203, 406925), (205, 402955), (287, 287825), (397, 208075), (725, 113939), (1015, 81385), (1025, 80591), (1189, 69475), (1435, 57565), (1985, 41615), (2779, 29725), (5075, 16277), (5945, 13895), (7175, 11513), (8323, 9925)]