320347105

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 443978496

約数和(自身を除く): 123631391

約数列:

[1, 5, 13, 23, 53, 65, 115, 169, 265, 299, 311, 689, 845, 1219, 1495, 1555, 3445, 3887, 4043, 6095, 7153, 8957, 15847, 16483, 19435, 20215, 35765, 44785, 52559, 79235, 82415, 92989, 206011, 214279, 262795, 379109, 464945, 1030055, 1071395, 1208857, 1895545, 2785627, 4928417, 6044285, 13928135, 24642085, 64069421, 320347105]

約数ペア:

[(1, 320347105), (5, 64069421), (13, 24642085), (23, 13928135), (53, 6044285), (65, 4928417), (115, 2785627), (169, 1895545), (265, 1208857), (299, 1071395), (311, 1030055), (689, 464945), (845, 379109), (1219, 262795), (1495, 214279), (1555, 206011), (3445, 92989), (3887, 82415), (4043, 79235), (6095, 52559), (7153, 44785), (8957, 35765), (15847, 20215), (16483, 19435)]