68813140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{653}}^1$

素因数の和:1152

約数の個数: 48

約数和(自身を含む): 158215680

約数和(自身を除く): 89402540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 479, 653, 958, 1306, 1916, 2395, 2612, 3265, 4790, 5269, 6530, 7183, 9580, 10538, 13060, 14366, 21076, 26345, 28732, 35915, 52690, 71830, 105380, 143660, 312787, 625574, 1251148, 1563935, 3127870, 3440657, 6255740, 6881314, 13762628, 17203285, 34406570, 68813140]

約数ペア:

[(1, 68813140), (2, 34406570), (4, 17203285), (5, 13762628), (10, 6881314), (11, 6255740), (20, 3440657), (22, 3127870), (44, 1563935), (55, 1251148), (110, 625574), (220, 312787), (479, 143660), (653, 105380), (958, 71830), (1306, 52690), (1916, 35915), (2395, 28732), (2612, 26345), (3265, 21076), (4790, 14366), (5269, 13060), (6530, 10538), (7183, 9580)]