26655460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{653}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 60759216

約数和(自身を除く): 34103756

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 653, 785, 1306, 1570, 2041, 2612, 3140, 3265, 4082, 6530, 8164, 8489, 10205, 13060, 16978, 20410, 33956, 40820, 42445, 84890, 102521, 169780, 205042, 410084, 512605, 1025210, 1332773, 2050420, 2665546, 5331092, 6663865, 13327730, 26655460]

約数ペア:

[(1, 26655460), (2, 13327730), (4, 6663865), (5, 5331092), (10, 2665546), (13, 2050420), (20, 1332773), (26, 1025210), (52, 512605), (65, 410084), (130, 205042), (157, 169780), (260, 102521), (314, 84890), (628, 42445), (653, 40820), (785, 33956), (1306, 20410), (1570, 16978), (2041, 13060), (2612, 10205), (3140, 8489), (3265, 8164), (4082, 6530)]