66866464

素因数分解:

$2^5\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1249}}^1$

素因数の和:1505

約数の個数: 48

約数和(自身を含む): 151200000

約数和(自身を除く): 84333536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 239, 478, 956, 1249, 1673, 1912, 2498, 3346, 3824, 4996, 6692, 7648, 8743, 9992, 13384, 17486, 19984, 26768, 34972, 39968, 53536, 69944, 139888, 279776, 298511, 597022, 1194044, 2089577, 2388088, 4179154, 4776176, 8358308, 9552352, 16716616, 33433232, 66866464]

約数ペア:

[(1, 66866464), (2, 33433232), (4, 16716616), (7, 9552352), (8, 8358308), (14, 4776176), (16, 4179154), (28, 2388088), (32, 2089577), (56, 1194044), (112, 597022), (224, 298511), (239, 279776), (478, 139888), (956, 69944), (1249, 53536), (1673, 39968), (1912, 34972), (2498, 26768), (3346, 19984), (3824, 17486), (4996, 13384), (6692, 9992), (7648, 8743)]