203400500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^2\times {\mathrm{769}}^1$

素因数の和:834

約数の個数: 72

約数和(自身を含む): 464984520

約数和(自身を除く): 261584020

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 230, 250, 460, 500, 529, 575, 769, 1058, 1150, 1538, 2116, 2300, 2645, 2875, 3076, 3845, 5290, 5750, 7690, 10580, 11500, 13225, 15380, 17687, 19225, 26450, 35374, 38450, 52900, 66125, 70748, 76900, 88435, 96125, 132250, 176870, 192250, 264500, 353740, 384500, 406801, 442175, 813602, 884350, 1627204, 1768700, 2034005, 2210875, 4068010, 4421750, 8136020, 8843500, 10170025, 20340050, 40680100, 50850125, 101700250, 203400500]

約数ペア:

[(1, 203400500), (2, 101700250), (4, 50850125), (5, 40680100), (10, 20340050), (20, 10170025), (23, 8843500), (25, 8136020), (46, 4421750), (50, 4068010), (92, 2210875), (100, 2034005), (115, 1768700), (125, 1627204), (230, 884350), (250, 813602), (460, 442175), (500, 406801), (529, 384500), (575, 353740), (769, 264500), (1058, 192250), (1150, 176870), (1538, 132250), (2116, 96125), (2300, 88435), (2645, 76900), (2875, 70748), (3076, 66125), (3845, 52900), (5290, 38450), (5750, 35374), (7690, 26450), (10580, 19225), (11500, 17687), (13225, 15380)]