81471456

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25717}}^1$

素因数の和:25744

約数の個数: 72

約数和(自身を含む): 252756504

約数和(自身を除く): 171285048

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 25717, 51434, 77151, 102868, 154302, 205736, 231453, 282887, 308604, 411472, 462906, 565774, 617208, 822944, 848661, 925812, 1131548, 1234416, 1697322, 1851624, 2263096, 2468832, 2545983, 3394644, 3703248, 4526192, 5091966, 6789288, 7406496, 9052384, 10183932, 13578576, 20367864, 27157152, 40735728, 81471456]

約数ペア:

[(1, 81471456), (2, 40735728), (3, 27157152), (4, 20367864), (6, 13578576), (8, 10183932), (9, 9052384), (11, 7406496), (12, 6789288), (16, 5091966), (18, 4526192), (22, 3703248), (24, 3394644), (32, 2545983), (33, 2468832), (36, 2263096), (44, 1851624), (48, 1697322), (66, 1234416), (72, 1131548), (88, 925812), (96, 848661), (99, 822944), (132, 617208), (144, 565774), (176, 462906), (198, 411472), (264, 308604), (288, 282887), (352, 231453), (396, 205736), (528, 154302), (792, 102868), (1056, 77151), (1584, 51434), (3168, 25717)]