80125360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{719}}^1$

素因数の和:938

約数の個数: 80

約数和(自身を含む): 214272000

約数和(自身を除く): 134146640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 199, 280, 398, 560, 719, 796, 995, 1393, 1438, 1592, 1990, 2786, 2876, 3184, 3595, 3980, 5033, 5572, 5752, 6965, 7190, 7960, 10066, 11144, 11504, 13930, 14380, 15920, 20132, 22288, 25165, 27860, 28760, 40264, 50330, 55720, 57520, 80528, 100660, 111440, 143081, 201320, 286162, 402640, 572324, 715405, 1001567, 1144648, 1430810, 2003134, 2289296, 2861620, 4006268, 5007835, 5723240, 8012536, 10015670, 11446480, 16025072, 20031340, 40062680, 80125360]

約数ペア:

[(1, 80125360), (2, 40062680), (4, 20031340), (5, 16025072), (7, 11446480), (8, 10015670), (10, 8012536), (14, 5723240), (16, 5007835), (20, 4006268), (28, 2861620), (35, 2289296), (40, 2003134), (56, 1430810), (70, 1144648), (80, 1001567), (112, 715405), (140, 572324), (199, 402640), (280, 286162), (398, 201320), (560, 143081), (719, 111440), (796, 100660), (995, 80528), (1393, 57520), (1438, 55720), (1592, 50330), (1990, 40264), (2786, 28760), (2876, 27860), (3184, 25165), (3595, 22288), (3980, 20132), (5033, 15920), (5572, 14380), (5752, 13930), (6965, 11504), (7190, 11144), (7960, 10066)]