82876040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3391}}^1$

素因数の和:3462

約数の個数: 64

約数和(自身を含む): 205148160

約数和(自身を除く): 122272120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 940, 1222, 1880, 2444, 3055, 3391, 4888, 6110, 6782, 12220, 13564, 16955, 24440, 27128, 33910, 44083, 67820, 88166, 135640, 159377, 176332, 220415, 318754, 352664, 440830, 637508, 796885, 881660, 1275016, 1593770, 1763320, 2071901, 3187540, 4143802, 6375080, 8287604, 10359505, 16575208, 20719010, 41438020, 82876040]

約数ペア:

[(1, 82876040), (2, 41438020), (4, 20719010), (5, 16575208), (8, 10359505), (10, 8287604), (13, 6375080), (20, 4143802), (26, 3187540), (40, 2071901), (47, 1763320), (52, 1593770), (65, 1275016), (94, 881660), (104, 796885), (130, 637508), (188, 440830), (235, 352664), (260, 318754), (376, 220415), (470, 176332), (520, 159377), (611, 135640), (940, 88166), (1222, 67820), (1880, 44083), (2444, 33910), (3055, 27128), (3391, 24440), (4888, 16955), (6110, 13564), (6782, 12220)]