81928872

素因数分解:

$2^3\times 3^2\times {\mathrm{229}}^1\times {\mathrm{4969}}^1$

素因数の和:5210

約数の個数: 48

約数和(自身を含む): 222904500

約数和(自身を除く): 140975628

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 229, 458, 687, 916, 1374, 1832, 2061, 2748, 4122, 4969, 5496, 8244, 9938, 14907, 16488, 19876, 29814, 39752, 44721, 59628, 89442, 119256, 178884, 357768, 1137901, 2275802, 3413703, 4551604, 6827406, 9103208, 10241109, 13654812, 20482218, 27309624, 40964436, 81928872]

約数ペア:

[(1, 81928872), (2, 40964436), (3, 27309624), (4, 20482218), (6, 13654812), (8, 10241109), (9, 9103208), (12, 6827406), (18, 4551604), (24, 3413703), (36, 2275802), (72, 1137901), (229, 357768), (458, 178884), (687, 119256), (916, 89442), (1374, 59628), (1832, 44721), (2061, 39752), (2748, 29814), (4122, 19876), (4969, 16488), (5496, 14907), (8244, 9938)]