74123728

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:660

約数の個数: 80

約数和(自身を含む): 174306304

約数和(自身を除く): 100182576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 37, 56, 62, 74, 112, 124, 148, 217, 248, 259, 296, 434, 496, 518, 577, 592, 868, 1036, 1147, 1154, 1736, 2072, 2294, 2308, 3472, 4039, 4144, 4588, 4616, 8029, 8078, 9176, 9232, 16058, 16156, 17887, 18352, 21349, 32116, 32312, 35774, 42698, 64232, 64624, 71548, 85396, 125209, 128464, 143096, 149443, 170792, 250418, 286192, 298886, 341584, 500836, 597772, 661819, 1001672, 1195544, 1323638, 2003344, 2391088, 2647276, 4632733, 5294552, 9265466, 10589104, 18530932, 37061864, 74123728]

約数ペア:

[(1, 74123728), (2, 37061864), (4, 18530932), (7, 10589104), (8, 9265466), (14, 5294552), (16, 4632733), (28, 2647276), (31, 2391088), (37, 2003344), (56, 1323638), (62, 1195544), (74, 1001672), (112, 661819), (124, 597772), (148, 500836), (217, 341584), (248, 298886), (259, 286192), (296, 250418), (434, 170792), (496, 149443), (518, 143096), (577, 128464), (592, 125209), (868, 85396), (1036, 71548), (1147, 64624), (1154, 64232), (1736, 42698), (2072, 35774), (2294, 32312), (2308, 32116), (3472, 21349), (4039, 18352), (4144, 17887), (4588, 16156), (4616, 16058), (8029, 9232), (8078, 9176)]