78771712

素因数分解:

$2^9\times {\mathrm{137}}^1\times {\mathrm{1123}}^1$

素因数の和:1278

約数の個数: 40

約数和(自身を含む): 158679576

約数和(自身を除く): 79907864

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 256, 274, 512, 548, 1096, 1123, 2192, 2246, 4384, 4492, 8768, 8984, 17536, 17968, 35072, 35936, 70144, 71872, 143744, 153851, 287488, 307702, 574976, 615404, 1230808, 2461616, 4923232, 9846464, 19692928, 39385856, 78771712]

約数ペア:

[(1, 78771712), (2, 39385856), (4, 19692928), (8, 9846464), (16, 4923232), (32, 2461616), (64, 1230808), (128, 615404), (137, 574976), (256, 307702), (274, 287488), (512, 153851), (548, 143744), (1096, 71872), (1123, 70144), (2192, 35936), (2246, 35072), (4384, 17968), (4492, 17536), (8768, 8984)]