79751420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4787}}^1$

素因数の和:4827

約数の個数: 72

約数和(自身を含む): 206324496

約数和(自身を除く): 126573076

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 4787, 8330, 9574, 16660, 19148, 23935, 33509, 47870, 67018, 81379, 95740, 134036, 162758, 167545, 234563, 325516, 335090, 406895, 469126, 569653, 670180, 813790, 938252, 1139306, 1172815, 1627580, 2278612, 2345630, 2848265, 3987571, 4691260, 5696530, 7975142, 11393060, 15950284, 19937855, 39875710, 79751420]

約数ペア:

[(1, 79751420), (2, 39875710), (4, 19937855), (5, 15950284), (7, 11393060), (10, 7975142), (14, 5696530), (17, 4691260), (20, 3987571), (28, 2848265), (34, 2345630), (35, 2278612), (49, 1627580), (68, 1172815), (70, 1139306), (85, 938252), (98, 813790), (119, 670180), (140, 569653), (170, 469126), (196, 406895), (238, 335090), (245, 325516), (340, 234563), (476, 167545), (490, 162758), (595, 134036), (833, 95740), (980, 81379), (1190, 67018), (1666, 47870), (2380, 33509), (3332, 23935), (4165, 19148), (4787, 16660), (8330, 9574)]