258533504

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:821

約数の個数: 64

約数和(自身を含む): 536438400

約数和(自身を除く): 277904896

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 79, 128, 148, 158, 296, 316, 592, 632, 691, 1184, 1264, 1382, 2368, 2528, 2764, 2923, 4736, 5056, 5528, 5846, 10112, 11056, 11692, 22112, 23384, 25567, 44224, 46768, 51134, 54589, 88448, 93536, 102268, 109178, 187072, 204536, 218356, 374144, 409072, 436712, 818144, 873424, 1636288, 1746848, 2019793, 3272576, 3493696, 4039586, 6987392, 8079172, 16158344, 32316688, 64633376, 129266752, 258533504]

約数ペア:

[(1, 258533504), (2, 129266752), (4, 64633376), (8, 32316688), (16, 16158344), (32, 8079172), (37, 6987392), (64, 4039586), (74, 3493696), (79, 3272576), (128, 2019793), (148, 1746848), (158, 1636288), (296, 873424), (316, 818144), (592, 436712), (632, 409072), (691, 374144), (1184, 218356), (1264, 204536), (1382, 187072), (2368, 109178), (2528, 102268), (2764, 93536), (2923, 88448), (4736, 54589), (5056, 51134), (5528, 46768), (5846, 44224), (10112, 25567), (11056, 23384), (11692, 22112)]