26843440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:566

約数の個数: 80

約数和(自身を含む): 68620608

約数和(自身を除く): 41777168

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 487, 520, 530, 689, 848, 974, 1040, 1060, 1378, 1948, 2120, 2435, 2756, 3445, 3896, 4240, 4870, 5512, 6331, 6890, 7792, 9740, 11024, 12662, 13780, 19480, 25324, 25811, 27560, 31655, 38960, 50648, 51622, 55120, 63310, 101296, 103244, 126620, 129055, 206488, 253240, 258110, 335543, 412976, 506480, 516220, 671086, 1032440, 1342172, 1677715, 2064880, 2684344, 3355430, 5368688, 6710860, 13421720, 26843440]

約数ペア:

[(1, 26843440), (2, 13421720), (4, 6710860), (5, 5368688), (8, 3355430), (10, 2684344), (13, 2064880), (16, 1677715), (20, 1342172), (26, 1032440), (40, 671086), (52, 516220), (53, 506480), (65, 412976), (80, 335543), (104, 258110), (106, 253240), (130, 206488), (208, 129055), (212, 126620), (260, 103244), (265, 101296), (424, 63310), (487, 55120), (520, 51622), (530, 50648), (689, 38960), (848, 31655), (974, 27560), (1040, 25811), (1060, 25324), (1378, 19480), (1948, 13780), (2120, 12662), (2435, 11024), (2756, 9740), (3445, 7792), (3896, 6890), (4240, 6331), (4870, 5512)]