15695301680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1997}}^1\times {\mathrm{5779}}^1$

素因数の和:7806

約数の個数: 80

約数和(自身を含む): 38664177120

約数和(自身を除く): 22968875440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1997, 3994, 5779, 7988, 9985, 11558, 15976, 19970, 23116, 28895, 31952, 33949, 39940, 46232, 57790, 67898, 79880, 92464, 98243, 115580, 135796, 159760, 169745, 196486, 231160, 271592, 339490, 392972, 462320, 491215, 543184, 678980, 785944, 982430, 1357960, 1571888, 1964860, 2715920, 3929720, 7859440, 11540663, 23081326, 46162652, 57703315, 92325304, 115406630, 184650608, 196191271, 230813260, 392382542, 461626520, 784765084, 923253040, 980956355, 1569530168, 1961912710, 3139060336, 3923825420, 7847650840, 15695301680]

約数ペア:

[(1, 15695301680), (2, 7847650840), (4, 3923825420), (5, 3139060336), (8, 1961912710), (10, 1569530168), (16, 980956355), (17, 923253040), (20, 784765084), (34, 461626520), (40, 392382542), (68, 230813260), (80, 196191271), (85, 184650608), (136, 115406630), (170, 92325304), (272, 57703315), (340, 46162652), (680, 23081326), (1360, 11540663), (1997, 7859440), (3994, 3929720), (5779, 2715920), (7988, 1964860), (9985, 1571888), (11558, 1357960), (15976, 982430), (19970, 785944), (23116, 678980), (28895, 543184), (31952, 491215), (33949, 462320), (39940, 392972), (46232, 339490), (57790, 271592), (67898, 231160), (79880, 196486), (92464, 169745), (98243, 159760), (115580, 135796)]