90790674

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 203113344

約数和(自身を除く): 112322670

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 163, 193, 222, 326, 386, 481, 489, 579, 962, 978, 1158, 1443, 2119, 2509, 2886, 4238, 5018, 6031, 6357, 7141, 7527, 12062, 12714, 14282, 15054, 18093, 21423, 31459, 36186, 42846, 62918, 78403, 92833, 94377, 156806, 185666, 188754, 235209, 278499, 408967, 470418, 556998, 817934, 1163983, 1226901, 2327966, 2453802, 3491949, 6983898, 15131779, 30263558, 45395337, 90790674]

約数ペア:

[(1, 90790674), (2, 45395337), (3, 30263558), (6, 15131779), (13, 6983898), (26, 3491949), (37, 2453802), (39, 2327966), (74, 1226901), (78, 1163983), (111, 817934), (163, 556998), (193, 470418), (222, 408967), (326, 278499), (386, 235209), (481, 188754), (489, 185666), (579, 156806), (962, 94377), (978, 92833), (1158, 78403), (1443, 62918), (2119, 42846), (2509, 36186), (2886, 31459), (4238, 21423), (5018, 18093), (6031, 15054), (6357, 14282), (7141, 12714), (7527, 12062)]