87999505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 119968128

約数和(自身を除く): 31968623

約数列:

[1, 5, 11, 37, 55, 83, 185, 407, 415, 521, 913, 2035, 2605, 3071, 4565, 5731, 15355, 19277, 28655, 33781, 43243, 96385, 168905, 212047, 216215, 475673, 1060235, 1599991, 2378365, 7999955, 17599901, 87999505]

約数ペア:

[(1, 87999505), (5, 17599901), (11, 7999955), (37, 2378365), (55, 1599991), (83, 1060235), (185, 475673), (407, 216215), (415, 212047), (521, 168905), (913, 96385), (2035, 43243), (2605, 33781), (3071, 28655), (4565, 19277), (5731, 15355)]