202163600

素因数分解:

$2^4\times 5^2\times {\mathrm{505409}}^1$

素因数の和:505427

約数の個数: 30

約数和(自身を含む): 485699010

約数和(自身を除く): 283535410

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 505409, 1010818, 2021636, 2527045, 4043272, 5054090, 8086544, 10108180, 12635225, 20216360, 25270450, 40432720, 50540900, 101081800, 202163600]

約数ペア:

[(1, 202163600), (2, 101081800), (4, 50540900), (5, 40432720), (8, 25270450), (10, 20216360), (16, 12635225), (20, 10108180), (25, 8086544), (40, 5054090), (50, 4043272), (80, 2527045), (100, 2021636), (200, 1010818), (400, 505409)]