161891904

素因数分解:

$2^6\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19609}}^1$

素因数の和:19667

約数の個数: 56

約数和(自身を含む): 438322720

約数和(自身を除く): 276430816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 129, 172, 192, 258, 344, 516, 688, 1032, 1376, 2064, 2752, 4128, 8256, 19609, 39218, 58827, 78436, 117654, 156872, 235308, 313744, 470616, 627488, 843187, 941232, 1254976, 1686374, 1882464, 2529561, 3372748, 3764928, 5059122, 6745496, 10118244, 13490992, 20236488, 26981984, 40472976, 53963968, 80945952, 161891904]

約数ペア:

[(1, 161891904), (2, 80945952), (3, 53963968), (4, 40472976), (6, 26981984), (8, 20236488), (12, 13490992), (16, 10118244), (24, 6745496), (32, 5059122), (43, 3764928), (48, 3372748), (64, 2529561), (86, 1882464), (96, 1686374), (129, 1254976), (172, 941232), (192, 843187), (258, 627488), (344, 470616), (516, 313744), (688, 235308), (1032, 156872), (1376, 117654), (2064, 78436), (2752, 58827), (4128, 39218), (8256, 19609)]