26330720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12659}}^1$

素因数の和:12687

約数の個数: 48

約数和(自身を含む): 66996720

約数和(自身を除く): 40666000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 12659, 25318, 50636, 63295, 101272, 126590, 164567, 202544, 253180, 329134, 405088, 506360, 658268, 822835, 1012720, 1316536, 1645670, 2025440, 2633072, 3291340, 5266144, 6582680, 13165360, 26330720]

約数ペア:

[(1, 26330720), (2, 13165360), (4, 6582680), (5, 5266144), (8, 3291340), (10, 2633072), (13, 2025440), (16, 1645670), (20, 1316536), (26, 1012720), (32, 822835), (40, 658268), (52, 506360), (65, 405088), (80, 329134), (104, 253180), (130, 202544), (160, 164567), (208, 126590), (260, 101272), (416, 63295), (520, 50636), (1040, 25318), (2080, 12659)]