205928032

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1373}}^1$

素因数の和:1535

約数の個数: 48

約数和(自身を含む): 418960080

約数和(自身を除く): 213032048

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 109, 172, 218, 344, 436, 688, 872, 1373, 1376, 1744, 2746, 3488, 4687, 5492, 9374, 10984, 18748, 21968, 37496, 43936, 59039, 74992, 118078, 149657, 149984, 236156, 299314, 472312, 598628, 944624, 1197256, 1889248, 2394512, 4789024, 6435251, 12870502, 25741004, 51482008, 102964016, 205928032]

約数ペア:

[(1, 205928032), (2, 102964016), (4, 51482008), (8, 25741004), (16, 12870502), (32, 6435251), (43, 4789024), (86, 2394512), (109, 1889248), (172, 1197256), (218, 944624), (344, 598628), (436, 472312), (688, 299314), (872, 236156), (1373, 149984), (1376, 149657), (1744, 118078), (2746, 74992), (3488, 59039), (4687, 43936), (5492, 37496), (9374, 21968), (10984, 18748)]