208831810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1399

約数の個数: 64

約数和(自身を含む): 432635904

約数和(自身を除く): 223804094

約数列:

[1, 2, 5, 10, 11, 22, 31, 47, 55, 62, 94, 110, 155, 235, 310, 341, 470, 517, 682, 1034, 1303, 1457, 1705, 2585, 2606, 2914, 3410, 5170, 6515, 7285, 13030, 14333, 14570, 16027, 28666, 32054, 40393, 61241, 71665, 80135, 80786, 122482, 143330, 160270, 201965, 306205, 403930, 444323, 612410, 673651, 888646, 1347302, 1898471, 2221615, 3368255, 3796942, 4443230, 6736510, 9492355, 18984710, 20883181, 41766362, 104415905, 208831810]

約数ペア:

[(1, 208831810), (2, 104415905), (5, 41766362), (10, 20883181), (11, 18984710), (22, 9492355), (31, 6736510), (47, 4443230), (55, 3796942), (62, 3368255), (94, 2221615), (110, 1898471), (155, 1347302), (235, 888646), (310, 673651), (341, 612410), (470, 444323), (517, 403930), (682, 306205), (1034, 201965), (1303, 160270), (1457, 143330), (1705, 122482), (2585, 80786), (2606, 80135), (2914, 71665), (3410, 61241), (5170, 40393), (6515, 32054), (7285, 28666), (13030, 16027), (14333, 14570)]