80448588

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{911}}^1$

素因数の和:1155

約数の個数: 72

約数和(自身を含む): 223082496

約数和(自身を除く): 142633908

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 223, 396, 446, 669, 892, 911, 1338, 1822, 2007, 2453, 2676, 2733, 3644, 4014, 4906, 5466, 7359, 8028, 8199, 9812, 10021, 10932, 14718, 16398, 20042, 22077, 29436, 30063, 32796, 40084, 44154, 60126, 88308, 90189, 120252, 180378, 203153, 360756, 406306, 609459, 812612, 1218918, 1828377, 2234683, 2437836, 3656754, 4469366, 6704049, 7313508, 8938732, 13408098, 20112147, 26816196, 40224294, 80448588]

約数ペア:

[(1, 80448588), (2, 40224294), (3, 26816196), (4, 20112147), (6, 13408098), (9, 8938732), (11, 7313508), (12, 6704049), (18, 4469366), (22, 3656754), (33, 2437836), (36, 2234683), (44, 1828377), (66, 1218918), (99, 812612), (132, 609459), (198, 406306), (223, 360756), (396, 203153), (446, 180378), (669, 120252), (892, 90189), (911, 88308), (1338, 60126), (1822, 44154), (2007, 40084), (2453, 32796), (2676, 30063), (2733, 29436), (3644, 22077), (4014, 20042), (4906, 16398), (5466, 14718), (7359, 10932), (8028, 10021), (8199, 9812)]