81275584

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{97687}}^1$

素因数の和:97712

約数の個数: 28

約数和(自身を含む): 173689264

約数和(自身を除く): 92413680

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 97687, 195374, 390748, 781496, 1269931, 1562992, 2539862, 3125984, 5079724, 6251968, 10159448, 20318896, 40637792, 81275584]

約数ペア:

[(1, 81275584), (2, 40637792), (4, 20318896), (8, 10159448), (13, 6251968), (16, 5079724), (26, 3125984), (32, 2539862), (52, 1562992), (64, 1269931), (104, 781496), (208, 390748), (416, 195374), (832, 97687)]