1121571568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^3\times {\mathrm{181}}^1$

素因数の和:295

約数の個数: 80

約数和(自身を含む): 2431566592

約数和(自身を除く): 1309995024

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 181, 208, 248, 362, 403, 496, 724, 806, 961, 1448, 1612, 1922, 2353, 2896, 3224, 3844, 4706, 5611, 6448, 7688, 9412, 11222, 12493, 15376, 18824, 22444, 24986, 29791, 37648, 44888, 49972, 59582, 72943, 89776, 99944, 119164, 145886, 173941, 199888, 238328, 291772, 347882, 387283, 476656, 583544, 695764, 774566, 1167088, 1391528, 1549132, 2261233, 2783056, 3098264, 4522466, 5392171, 6196528, 9044932, 10784342, 18089864, 21568684, 36179728, 43137368, 70098223, 86274736, 140196446, 280392892, 560785784, 1121571568]

約数ペア:

[(1, 1121571568), (2, 560785784), (4, 280392892), (8, 140196446), (13, 86274736), (16, 70098223), (26, 43137368), (31, 36179728), (52, 21568684), (62, 18089864), (104, 10784342), (124, 9044932), (181, 6196528), (208, 5392171), (248, 4522466), (362, 3098264), (403, 2783056), (496, 2261233), (724, 1549132), (806, 1391528), (961, 1167088), (1448, 774566), (1612, 695764), (1922, 583544), (2353, 476656), (2896, 387283), (3224, 347882), (3844, 291772), (4706, 238328), (5611, 199888), (6448, 173941), (7688, 145886), (9412, 119164), (11222, 99944), (12493, 89776), (15376, 72943), (18824, 59582), (22444, 49972), (24986, 44888), (29791, 37648)]