81289648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:406

約数の個数: 80

約数和(自身を含む): 184407840

約数和(自身を除く): 103118192

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 101, 136, 176, 187, 202, 269, 272, 374, 404, 538, 748, 808, 1076, 1111, 1496, 1616, 1717, 2152, 2222, 2959, 2992, 3434, 4304, 4444, 4573, 5918, 6868, 8888, 9146, 11836, 13736, 17776, 18292, 18887, 23672, 27169, 27472, 36584, 37774, 47344, 50303, 54338, 73168, 75548, 100606, 108676, 151096, 201212, 217352, 298859, 302192, 402424, 434704, 461873, 597718, 804848, 923746, 1195436, 1847492, 2390872, 3694984, 4781744, 5080603, 7389968, 10161206, 20322412, 40644824, 81289648]

約数ペア:

[(1, 81289648), (2, 40644824), (4, 20322412), (8, 10161206), (11, 7389968), (16, 5080603), (17, 4781744), (22, 3694984), (34, 2390872), (44, 1847492), (68, 1195436), (88, 923746), (101, 804848), (136, 597718), (176, 461873), (187, 434704), (202, 402424), (269, 302192), (272, 298859), (374, 217352), (404, 201212), (538, 151096), (748, 108676), (808, 100606), (1076, 75548), (1111, 73168), (1496, 54338), (1616, 50303), (1717, 47344), (2152, 37774), (2222, 36584), (2959, 27472), (2992, 27169), (3434, 23672), (4304, 18887), (4444, 18292), (4573, 17776), (5918, 13736), (6868, 11836), (8888, 9146)]