81692072

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:339

約数の個数: 128

約数和(自身を含む): 209952000

約数和(自身を除く): 128259928

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 29, 34, 44, 56, 58, 68, 77, 88, 116, 119, 136, 154, 187, 203, 232, 238, 269, 308, 319, 374, 406, 476, 493, 538, 616, 638, 748, 812, 952, 986, 1076, 1276, 1309, 1496, 1624, 1883, 1972, 2152, 2233, 2552, 2618, 2959, 3451, 3766, 3944, 4466, 4573, 5236, 5423, 5918, 6902, 7532, 7801, 8932, 9146, 10472, 10846, 11836, 13804, 15064, 15602, 17864, 18292, 20713, 21692, 23672, 27608, 31204, 32011, 36584, 37961, 41426, 43384, 50303, 54607, 62408, 64022, 75922, 82852, 85811, 100606, 109214, 128044, 132617, 151844, 165704, 171622, 201212, 218428, 256088, 265234, 303688, 343244, 352121, 402424, 436856, 530468, 600677, 686488, 704242, 928319, 1060936, 1201354, 1408484, 1458787, 1856638, 2402708, 2816968, 2917574, 3713276, 4805416, 5835148, 7426552, 10211509, 11670296, 20423018, 40846036, 81692072]

約数ペア:

[(1, 81692072), (2, 40846036), (4, 20423018), (7, 11670296), (8, 10211509), (11, 7426552), (14, 5835148), (17, 4805416), (22, 3713276), (28, 2917574), (29, 2816968), (34, 2402708), (44, 1856638), (56, 1458787), (58, 1408484), (68, 1201354), (77, 1060936), (88, 928319), (116, 704242), (119, 686488), (136, 600677), (154, 530468), (187, 436856), (203, 402424), (232, 352121), (238, 343244), (269, 303688), (308, 265234), (319, 256088), (374, 218428), (406, 201212), (476, 171622), (493, 165704), (538, 151844), (616, 132617), (638, 128044), (748, 109214), (812, 100606), (952, 85811), (986, 82852), (1076, 75922), (1276, 64022), (1309, 62408), (1496, 54607), (1624, 50303), (1883, 43384), (1972, 41426), (2152, 37961), (2233, 36584), (2552, 32011), (2618, 31204), (2959, 27608), (3451, 23672), (3766, 21692), (3944, 20713), (4466, 18292), (4573, 17864), (5236, 15602), (5423, 15064), (5918, 13804), (6902, 11836), (7532, 10846), (7801, 10472), (8932, 9146)]