71043128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 152628000

約数和(自身を除く): 81584872

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 157, 229, 247, 314, 458, 494, 628, 916, 988, 1256, 1832, 1976, 2041, 2977, 2983, 4082, 4351, 5954, 5966, 8164, 8702, 11908, 11932, 16328, 17404, 23816, 23864, 34808, 35953, 38779, 56563, 71906, 77558, 113126, 143812, 155116, 226252, 287624, 310232, 452504, 467389, 683107, 934778, 1366214, 1869556, 2732428, 3739112, 5464856, 8880391, 17760782, 35521564, 71043128]

約数ペア:

[(1, 71043128), (2, 35521564), (4, 17760782), (8, 8880391), (13, 5464856), (19, 3739112), (26, 2732428), (38, 1869556), (52, 1366214), (76, 934778), (104, 683107), (152, 467389), (157, 452504), (229, 310232), (247, 287624), (314, 226252), (458, 155116), (494, 143812), (628, 113126), (916, 77558), (988, 71906), (1256, 56563), (1832, 38779), (1976, 35953), (2041, 34808), (2977, 23864), (2983, 23816), (4082, 17404), (4351, 16328), (5954, 11932), (5966, 11908), (8164, 8702)]