219640900

素因数分解:

$2^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{14741}}^1$

素因数の和:14904

約数の個数: 36

約数和(自身を含む): 479852100

約数和(自身を除く): 260211200

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 149, 298, 596, 745, 1490, 2980, 3725, 7450, 14741, 14900, 29482, 58964, 73705, 147410, 294820, 368525, 737050, 1474100, 2196409, 4392818, 8785636, 10982045, 21964090, 43928180, 54910225, 109820450, 219640900]

約数ペア:

[(1, 219640900), (2, 109820450), (4, 54910225), (5, 43928180), (10, 21964090), (20, 10982045), (25, 8785636), (50, 4392818), (100, 2196409), (149, 1474100), (298, 737050), (596, 368525), (745, 294820), (1490, 147410), (2980, 73705), (3725, 58964), (7450, 29482), (14741, 14900)]