90528800

素因数分解:

$2^5\times 5^2\times {\mathrm{113161}}^1$

素因数の和:113181

約数の個数: 36

約数和(自身を含む): 221005386

約数和(自身を除く): 130476586

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 113161, 226322, 452644, 565805, 905288, 1131610, 1810576, 2263220, 2829025, 3621152, 4526440, 5658050, 9052880, 11316100, 18105760, 22632200, 45264400, 90528800]

約数ペア:

[(1, 90528800), (2, 45264400), (4, 22632200), (5, 18105760), (8, 11316100), (10, 9052880), (16, 5658050), (20, 4526440), (25, 3621152), (32, 2829025), (40, 2263220), (50, 1810576), (80, 1131610), (100, 905288), (160, 565805), (200, 452644), (400, 226322), (800, 113161)]