90715235

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 120742272

約数和(自身を除く): 30027037

約数列:

[1, 5, 13, 61, 65, 137, 167, 305, 685, 793, 835, 1781, 2171, 3965, 8357, 8905, 10187, 10855, 22879, 41785, 50935, 108641, 114395, 132431, 297427, 543205, 662155, 1395619, 1487135, 6978095, 18143047, 90715235]

約数ペア:

[(1, 90715235), (5, 18143047), (13, 6978095), (61, 1487135), (65, 1395619), (137, 662155), (167, 543205), (305, 297427), (685, 132431), (793, 114395), (835, 108641), (1781, 50935), (2171, 41785), (3965, 22879), (8357, 10855), (8905, 10187)]