25804527280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1657}}^1\times {\mathrm{27809}}^1$

素因数の和:29486

約数の個数: 80

約数和(自身を含む): 68610162240

約数和(自身を除く): 42805634960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1657, 3314, 6628, 8285, 11599, 13256, 16570, 23198, 26512, 27809, 33140, 46396, 55618, 57995, 66280, 92792, 111236, 115990, 132560, 139045, 185584, 194663, 222472, 231980, 278090, 389326, 444944, 463960, 556180, 778652, 927920, 973315, 1112360, 1557304, 1946630, 2224720, 3114608, 3893260, 7786520, 15573040, 46079513, 92159026, 184318052, 230397565, 322556591, 368636104, 460795130, 645113182, 737272208, 921590260, 1290226364, 1612782955, 1843180520, 2580452728, 3225565910, 3686361040, 5160905456, 6451131820, 12902263640, 25804527280]

約数ペア:

[(1, 25804527280), (2, 12902263640), (4, 6451131820), (5, 5160905456), (7, 3686361040), (8, 3225565910), (10, 2580452728), (14, 1843180520), (16, 1612782955), (20, 1290226364), (28, 921590260), (35, 737272208), (40, 645113182), (56, 460795130), (70, 368636104), (80, 322556591), (112, 230397565), (140, 184318052), (280, 92159026), (560, 46079513), (1657, 15573040), (3314, 7786520), (6628, 3893260), (8285, 3114608), (11599, 2224720), (13256, 1946630), (16570, 1557304), (23198, 1112360), (26512, 973315), (27809, 927920), (33140, 778652), (46396, 556180), (55618, 463960), (57995, 444944), (66280, 389326), (92792, 278090), (111236, 231980), (115990, 222472), (132560, 194663), (139045, 185584)]