81612344

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{2447}}^1$

素因数の和:2843

約数の個数: 32

約数和(自身を含む): 167443200

約数和(自身を除く): 85830856

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 379, 758, 1516, 2447, 3032, 4169, 4894, 8338, 9788, 16676, 19576, 26917, 33352, 53834, 107668, 215336, 927413, 1854826, 3709652, 7419304, 10201543, 20403086, 40806172, 81612344]

約数ペア:

[(1, 81612344), (2, 40806172), (4, 20403086), (8, 10201543), (11, 7419304), (22, 3709652), (44, 1854826), (88, 927413), (379, 215336), (758, 107668), (1516, 53834), (2447, 33352), (3032, 26917), (4169, 19576), (4894, 16676), (8338, 9788)]