70915245

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 125991936

約数和(自身を除く): 55076691

約数列:

[1, 3, 5, 15, 17, 47, 51, 61, 85, 97, 141, 183, 235, 255, 291, 305, 485, 705, 799, 915, 1037, 1455, 1649, 2397, 2867, 3111, 3995, 4559, 4947, 5185, 5917, 8245, 8601, 11985, 13677, 14335, 15555, 17751, 22795, 24735, 29585, 43005, 48739, 68385, 77503, 88755, 100589, 146217, 232509, 243695, 278099, 301767, 387515, 502945, 731085, 834297, 1162545, 1390495, 1508835, 4171485, 4727683, 14183049, 23638415, 70915245]

約数ペア:

[(1, 70915245), (3, 23638415), (5, 14183049), (15, 4727683), (17, 4171485), (47, 1508835), (51, 1390495), (61, 1162545), (85, 834297), (97, 731085), (141, 502945), (183, 387515), (235, 301767), (255, 278099), (291, 243695), (305, 232509), (485, 146217), (705, 100589), (799, 88755), (915, 77503), (1037, 68385), (1455, 48739), (1649, 43005), (2397, 29585), (2867, 24735), (3111, 22795), (3995, 17751), (4559, 15555), (4947, 14335), (5185, 13677), (5917, 11985), (8245, 8601)]