90265590

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{111439}}^1$

素因数の和:111458

約数の個数: 40

約数和(自身を含む): 242716320

約数和(自身を除く): 152450730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 111439, 222878, 334317, 557195, 668634, 1002951, 1114390, 1671585, 2005902, 3008853, 3343170, 5014755, 6017706, 9026559, 10029510, 15044265, 18053118, 30088530, 45132795, 90265590]

約数ペア:

[(1, 90265590), (2, 45132795), (3, 30088530), (5, 18053118), (6, 15044265), (9, 10029510), (10, 9026559), (15, 6017706), (18, 5014755), (27, 3343170), (30, 3008853), (45, 2005902), (54, 1671585), (81, 1114390), (90, 1002951), (135, 668634), (162, 557195), (270, 334317), (405, 222878), (810, 111439)]