81919104

素因数分解:

$2^7\times 3^1\times {\mathrm{383}}^1\times {\mathrm{557}}^1$

素因数の和:957

約数の個数: 64

約数和(自身を含む): 218557440

約数和(自身を除く): 136638336

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 383, 384, 557, 766, 1114, 1149, 1532, 1671, 2228, 2298, 3064, 3342, 4456, 4596, 6128, 6684, 8912, 9192, 12256, 13368, 17824, 18384, 24512, 26736, 35648, 36768, 49024, 53472, 71296, 73536, 106944, 147072, 213331, 213888, 426662, 639993, 853324, 1279986, 1706648, 2559972, 3413296, 5119944, 6826592, 10239888, 13653184, 20479776, 27306368, 40959552, 81919104]

約数ペア:

[(1, 81919104), (2, 40959552), (3, 27306368), (4, 20479776), (6, 13653184), (8, 10239888), (12, 6826592), (16, 5119944), (24, 3413296), (32, 2559972), (48, 1706648), (64, 1279986), (96, 853324), (128, 639993), (192, 426662), (383, 213888), (384, 213331), (557, 147072), (766, 106944), (1114, 73536), (1149, 71296), (1532, 53472), (1671, 49024), (2228, 36768), (2298, 35648), (3064, 26736), (3342, 24512), (4456, 18384), (4596, 17824), (6128, 13368), (6684, 12256), (8912, 9192)]