81823210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2371}}^1$

素因数の和:2431

約数の個数: 64

約数和(自身を含む): 184446720

約数和(自身を除く): 102623510

約数列:

[1, 2, 5, 7, 10, 14, 17, 29, 34, 35, 58, 70, 85, 119, 145, 170, 203, 238, 290, 406, 493, 595, 986, 1015, 1190, 2030, 2371, 2465, 3451, 4742, 4930, 6902, 11855, 16597, 17255, 23710, 33194, 34510, 40307, 68759, 80614, 82985, 137518, 165970, 201535, 282149, 343795, 403070, 481313, 564298, 687590, 962626, 1168903, 1410745, 2337806, 2406565, 2821490, 4813130, 5844515, 8182321, 11689030, 16364642, 40911605, 81823210]

約数ペア:

[(1, 81823210), (2, 40911605), (5, 16364642), (7, 11689030), (10, 8182321), (14, 5844515), (17, 4813130), (29, 2821490), (34, 2406565), (35, 2337806), (58, 1410745), (70, 1168903), (85, 962626), (119, 687590), (145, 564298), (170, 481313), (203, 403070), (238, 343795), (290, 282149), (406, 201535), (493, 165970), (595, 137518), (986, 82985), (1015, 80614), (1190, 68759), (2030, 40307), (2371, 34510), (2465, 33194), (3451, 23710), (4742, 17255), (4930, 16597), (6902, 11855)]