81223936

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{16699}}^1$

素因数の和:16734

約数の個数: 36

約数和(自身を含む): 170674000

約数和(自身を除く): 89450064

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 16699, 33398, 66796, 133592, 267184, 317281, 534368, 634562, 1068736, 1269124, 2137472, 2538248, 4274944, 5076496, 10152992, 20305984, 40611968, 81223936]

約数ペア:

[(1, 81223936), (2, 40611968), (4, 20305984), (8, 10152992), (16, 5076496), (19, 4274944), (32, 2538248), (38, 2137472), (64, 1269124), (76, 1068736), (128, 634562), (152, 534368), (256, 317281), (304, 267184), (608, 133592), (1216, 66796), (2432, 33398), (4864, 16699)]