82871000

素因数分解:

$2^3\times 5^3\times {\mathrm{79}}^1\times {\mathrm{1049}}^1$

素因数の和:1149

約数の個数: 64

約数和(自身を含む): 196560000

約数和(自身を除く): 113689000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 125, 158, 200, 250, 316, 395, 500, 632, 790, 1000, 1049, 1580, 1975, 2098, 3160, 3950, 4196, 5245, 7900, 8392, 9875, 10490, 15800, 19750, 20980, 26225, 39500, 41960, 52450, 79000, 82871, 104900, 131125, 165742, 209800, 262250, 331484, 414355, 524500, 662968, 828710, 1049000, 1657420, 2071775, 3314840, 4143550, 8287100, 10358875, 16574200, 20717750, 41435500, 82871000]

約数ペア:

[(1, 82871000), (2, 41435500), (4, 20717750), (5, 16574200), (8, 10358875), (10, 8287100), (20, 4143550), (25, 3314840), (40, 2071775), (50, 1657420), (79, 1049000), (100, 828710), (125, 662968), (158, 524500), (200, 414355), (250, 331484), (316, 262250), (395, 209800), (500, 165742), (632, 131125), (790, 104900), (1000, 82871), (1049, 79000), (1580, 52450), (1975, 41960), (2098, 39500), (3160, 26225), (3950, 20980), (4196, 19750), (5245, 15800), (7900, 10490), (8392, 9875)]