89678810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{1319}}^1$

素因数の和:1862

約数の個数: 32

約数和(自身を含む): 174303360

約数和(自身を除く): 84624550

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 523, 1046, 1319, 2615, 2638, 5230, 6595, 6799, 13190, 13598, 17147, 33995, 34294, 67990, 85735, 171470, 689837, 1379674, 3449185, 6898370, 8967881, 17935762, 44839405, 89678810]

約数ペア:

[(1, 89678810), (2, 44839405), (5, 17935762), (10, 8967881), (13, 6898370), (26, 3449185), (65, 1379674), (130, 689837), (523, 171470), (1046, 85735), (1319, 67990), (2615, 34294), (2638, 33995), (5230, 17147), (6595, 13598), (6799, 13190)]