67402660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{653}}^1$

素因数の和:1072

約数の個数: 48

約数和(自身を含む): 153051696

約数和(自身を除く): 85649036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 397, 653, 794, 1306, 1588, 1985, 2612, 3265, 3970, 5161, 6530, 7940, 8489, 10322, 13060, 16978, 20644, 25805, 33956, 42445, 51610, 84890, 103220, 169780, 259241, 518482, 1036964, 1296205, 2592410, 3370133, 5184820, 6740266, 13480532, 16850665, 33701330, 67402660]

約数ペア:

[(1, 67402660), (2, 33701330), (4, 16850665), (5, 13480532), (10, 6740266), (13, 5184820), (20, 3370133), (26, 2592410), (52, 1296205), (65, 1036964), (130, 518482), (260, 259241), (397, 169780), (653, 103220), (794, 84890), (1306, 51610), (1588, 42445), (1985, 33956), (2612, 25805), (3265, 20644), (3970, 16978), (5161, 13060), (6530, 10322), (7940, 8489)]