4445168

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 80

約数和(自身を含む): 10999296

約数和(自身を除く): 6554128

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 43, 52, 56, 71, 86, 91, 104, 112, 142, 172, 182, 208, 284, 301, 344, 364, 497, 559, 568, 602, 688, 728, 923, 994, 1118, 1136, 1204, 1456, 1846, 1988, 2236, 2408, 3053, 3692, 3913, 3976, 4472, 4816, 6106, 6461, 7384, 7826, 7952, 8944, 12212, 12922, 14768, 15652, 21371, 24424, 25844, 31304, 39689, 42742, 48848, 51688, 62608, 79378, 85484, 103376, 158756, 170968, 277823, 317512, 341936, 555646, 635024, 1111292, 2222584, 4445168]

約数ペア:

[(1, 4445168), (2, 2222584), (4, 1111292), (7, 635024), (8, 555646), (13, 341936), (14, 317512), (16, 277823), (26, 170968), (28, 158756), (43, 103376), (52, 85484), (56, 79378), (71, 62608), (86, 51688), (91, 48848), (104, 42742), (112, 39689), (142, 31304), (172, 25844), (182, 24424), (208, 21371), (284, 15652), (301, 14768), (344, 12922), (364, 12212), (497, 8944), (559, 7952), (568, 7826), (602, 7384), (688, 6461), (728, 6106), (923, 4816), (994, 4472), (1118, 3976), (1136, 3913), (1204, 3692), (1456, 3053), (1846, 2408), (1988, 2236)]