51661275

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 88910976

約数和(自身を除く): 37249701

約数列:

[1, 3, 5, 15, 25, 43, 75, 83, 129, 193, 215, 249, 415, 579, 645, 965, 1075, 1245, 2075, 2895, 3225, 3569, 4825, 6225, 8299, 10707, 14475, 16019, 17845, 24897, 41495, 48057, 53535, 80095, 89225, 124485, 207475, 240285, 267675, 400475, 622425, 688817, 1201425, 2066451, 3444085, 10332255, 17220425, 51661275]

約数ペア:

[(1, 51661275), (3, 17220425), (5, 10332255), (15, 3444085), (25, 2066451), (43, 1201425), (75, 688817), (83, 622425), (129, 400475), (193, 267675), (215, 240285), (249, 207475), (415, 124485), (579, 89225), (645, 80095), (965, 53535), (1075, 48057), (1245, 41495), (2075, 24897), (2895, 17845), (3225, 16019), (3569, 14475), (4825, 10707), (6225, 8299)]