68360240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65731}}^1$

素因数の和:65757

約数の個数: 40

約数和(自身を含む): 171166128

約数和(自身を除く): 102805888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 65731, 131462, 262924, 328655, 525848, 657310, 854503, 1051696, 1314620, 1709006, 2629240, 3418012, 4272515, 5258480, 6836024, 8545030, 13672048, 17090060, 34180120, 68360240]

約数ペア:

[(1, 68360240), (2, 34180120), (4, 17090060), (5, 13672048), (8, 8545030), (10, 6836024), (13, 5258480), (16, 4272515), (20, 3418012), (26, 2629240), (40, 1709006), (52, 1314620), (65, 1051696), (80, 854503), (104, 657310), (130, 525848), (208, 328655), (260, 262924), (520, 131462), (1040, 65731)]