81544892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3853}}^1$

素因数の和:3918

約数の個数: 48

約数和(自身を含む): 172227552

約数和(自身を除く): 90682660

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 143, 148, 286, 407, 481, 572, 814, 962, 1628, 1924, 3853, 5291, 7706, 10582, 15412, 21164, 42383, 50089, 84766, 100178, 142561, 169532, 200356, 285122, 550979, 570244, 1101958, 1568171, 1853293, 2203916, 3136342, 3706586, 6272684, 7413172, 20386223, 40772446, 81544892]

約数ペア:

[(1, 81544892), (2, 40772446), (4, 20386223), (11, 7413172), (13, 6272684), (22, 3706586), (26, 3136342), (37, 2203916), (44, 1853293), (52, 1568171), (74, 1101958), (143, 570244), (148, 550979), (286, 285122), (407, 200356), (481, 169532), (572, 142561), (814, 100178), (962, 84766), (1628, 50089), (1924, 42383), (3853, 21164), (5291, 15412), (7706, 10582)]