81400352

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 188987904

約数和(自身を除く): 107587552

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 61, 68, 88, 122, 136, 176, 187, 223, 244, 272, 352, 374, 446, 488, 544, 671, 748, 892, 976, 1037, 1342, 1496, 1784, 1952, 2074, 2453, 2684, 2992, 3568, 3791, 4148, 4906, 5368, 5984, 7136, 7582, 8296, 9812, 10736, 11407, 13603, 15164, 16592, 19624, 21472, 22814, 27206, 30328, 33184, 39248, 41701, 45628, 54412, 60656, 78496, 83402, 91256, 108824, 121312, 149633, 166804, 182512, 217648, 231251, 299266, 333608, 365024, 435296, 462502, 598532, 667216, 925004, 1197064, 1334432, 1850008, 2394128, 2543761, 3700016, 4788256, 5087522, 7400032, 10175044, 20350088, 40700176, 81400352]

約数ペア:

[(1, 81400352), (2, 40700176), (4, 20350088), (8, 10175044), (11, 7400032), (16, 5087522), (17, 4788256), (22, 3700016), (32, 2543761), (34, 2394128), (44, 1850008), (61, 1334432), (68, 1197064), (88, 925004), (122, 667216), (136, 598532), (176, 462502), (187, 435296), (223, 365024), (244, 333608), (272, 299266), (352, 231251), (374, 217648), (446, 182512), (488, 166804), (544, 149633), (671, 121312), (748, 108824), (892, 91256), (976, 83402), (1037, 78496), (1342, 60656), (1496, 54412), (1784, 45628), (1952, 41701), (2074, 39248), (2453, 33184), (2684, 30328), (2992, 27206), (3568, 22814), (3791, 21472), (4148, 19624), (4906, 16592), (5368, 15164), (5984, 13603), (7136, 11407), (7582, 10736), (8296, 9812)]