78745492

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1129}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 164021760

約数和(自身を除く): 85276268

約数列:

[1, 2, 4, 7, 14, 28, 47, 53, 94, 106, 188, 212, 329, 371, 658, 742, 1129, 1316, 1484, 2258, 2491, 4516, 4982, 7903, 9964, 15806, 17437, 31612, 34874, 53063, 59837, 69748, 106126, 119674, 212252, 239348, 371441, 418859, 742882, 837718, 1485764, 1675436, 2812339, 5624678, 11249356, 19686373, 39372746, 78745492]

約数ペア:

[(1, 78745492), (2, 39372746), (4, 19686373), (7, 11249356), (14, 5624678), (28, 2812339), (47, 1675436), (53, 1485764), (94, 837718), (106, 742882), (188, 418859), (212, 371441), (329, 239348), (371, 212252), (658, 119674), (742, 106126), (1129, 69748), (1316, 59837), (1484, 53063), (2258, 34874), (2491, 31612), (4516, 17437), (4982, 15806), (7903, 9964)]