82889870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{1217}}^1$

素因数の和:1377

約数の個数: 48

約数和(自身を含む): 174953520

約数和(自身を除く): 92063650

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 139, 245, 278, 490, 695, 973, 1217, 1390, 1946, 2434, 4865, 6085, 6811, 8519, 9730, 12170, 13622, 17038, 34055, 42595, 59633, 68110, 85190, 119266, 169163, 298165, 338326, 596330, 845815, 1184141, 1691630, 2368282, 5920705, 8288987, 11841410, 16577974, 41444935, 82889870]

約数ペア:

[(1, 82889870), (2, 41444935), (5, 16577974), (7, 11841410), (10, 8288987), (14, 5920705), (35, 2368282), (49, 1691630), (70, 1184141), (98, 845815), (139, 596330), (245, 338326), (278, 298165), (490, 169163), (695, 119266), (973, 85190), (1217, 68110), (1390, 59633), (1946, 42595), (2434, 34055), (4865, 17038), (6085, 13622), (6811, 12170), (8519, 9730)]