87222785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1423}}^1$

素因数の和:1505

約数の個数: 32

約数和(自身を含む): 120572928

約数和(自身を除く): 33350143

約数列:

[1, 5, 13, 23, 41, 65, 115, 205, 299, 533, 943, 1423, 1495, 2665, 4715, 7115, 12259, 18499, 32729, 58343, 61295, 92495, 163645, 291715, 425477, 758459, 1341889, 2127385, 3792295, 6709445, 17444557, 87222785]

約数ペア:

[(1, 87222785), (5, 17444557), (13, 6709445), (23, 3792295), (41, 2127385), (65, 1341889), (115, 758459), (205, 425477), (299, 291715), (533, 163645), (943, 92495), (1423, 61295), (1495, 58343), (2665, 32729), (4715, 18499), (7115, 12259)]