1225125728

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{38711}}^1$

素因数の和:38787

約数の個数: 48

約数和(自身を含む): 2575431936

約数和(自身を除く): 1350306208

約数列:

[1, 2, 4, 8, 16, 23, 32, 43, 46, 86, 92, 172, 184, 344, 368, 688, 736, 989, 1376, 1978, 3956, 7912, 15824, 31648, 38711, 77422, 154844, 309688, 619376, 890353, 1238752, 1664573, 1780706, 3329146, 3561412, 6658292, 7122824, 13316584, 14245648, 26633168, 28491296, 38285179, 53266336, 76570358, 153140716, 306281432, 612562864, 1225125728]

約数ペア:

[(1, 1225125728), (2, 612562864), (4, 306281432), (8, 153140716), (16, 76570358), (23, 53266336), (32, 38285179), (43, 28491296), (46, 26633168), (86, 14245648), (92, 13316584), (172, 7122824), (184, 6658292), (344, 3561412), (368, 3329146), (688, 1780706), (736, 1664573), (989, 1238752), (1376, 890353), (1978, 619376), (3956, 309688), (7912, 154844), (15824, 77422), (31648, 38711)]