25768280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 62216640

約数和(自身を除く): 36448360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 757, 851, 920, 1480, 1514, 1702, 3028, 3404, 3785, 4255, 6056, 6808, 7570, 8510, 15140, 17020, 17411, 28009, 30280, 34040, 34822, 56018, 69644, 87055, 112036, 139288, 140045, 174110, 224072, 280090, 348220, 560180, 644207, 696440, 1120360, 1288414, 2576828, 3221035, 5153656, 6442070, 12884140, 25768280]

約数ペア:

[(1, 25768280), (2, 12884140), (4, 6442070), (5, 5153656), (8, 3221035), (10, 2576828), (20, 1288414), (23, 1120360), (37, 696440), (40, 644207), (46, 560180), (74, 348220), (92, 280090), (115, 224072), (148, 174110), (184, 140045), (185, 139288), (230, 112036), (296, 87055), (370, 69644), (460, 56018), (740, 34822), (757, 34040), (851, 30280), (920, 28009), (1480, 17411), (1514, 17020), (1702, 15140), (3028, 8510), (3404, 7570), (3785, 6808), (4255, 6056)]