78811350520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3643}}^1\times {\mathrm{77263}}^1$

素因数の和:80924

約数の個数: 64

約数和(自身を含む): 202716011520

約数和(自身を除く): 123904661000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3643, 7286, 14572, 18215, 25501, 29144, 36430, 51002, 72860, 77263, 102004, 127505, 145720, 154526, 204008, 255010, 309052, 386315, 510020, 540841, 618104, 772630, 1020040, 1081682, 1545260, 2163364, 2704205, 3090520, 4326728, 5408410, 10816820, 21633640, 281469109, 562938218, 1125876436, 1407345545, 1970283763, 2251752872, 2814691090, 3940567526, 5629382180, 7881135052, 9851418815, 11258764360, 15762270104, 19702837630, 39405675260, 78811350520]

約数ペア:

[(1, 78811350520), (2, 39405675260), (4, 19702837630), (5, 15762270104), (7, 11258764360), (8, 9851418815), (10, 7881135052), (14, 5629382180), (20, 3940567526), (28, 2814691090), (35, 2251752872), (40, 1970283763), (56, 1407345545), (70, 1125876436), (140, 562938218), (280, 281469109), (3643, 21633640), (7286, 10816820), (14572, 5408410), (18215, 4326728), (25501, 3090520), (29144, 2704205), (36430, 2163364), (51002, 1545260), (72860, 1081682), (77263, 1020040), (102004, 772630), (127505, 618104), (145720, 540841), (154526, 510020), (204008, 386315), (255010, 309052)]