51478724

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 105821184

約数和(自身を除く): 54342460

約数列:

[1, 2, 4, 11, 22, 31, 44, 47, 62, 73, 94, 121, 124, 146, 188, 242, 292, 341, 484, 517, 682, 803, 1034, 1364, 1457, 1606, 2068, 2263, 2914, 3212, 3431, 3751, 4526, 5687, 5828, 6862, 7502, 8833, 9052, 11374, 13724, 15004, 16027, 17666, 22748, 24893, 32054, 35332, 37741, 49786, 64108, 75482, 99572, 106361, 150964, 176297, 212722, 273823, 352594, 415151, 425444, 547646, 705188, 830302, 1095292, 1169971, 1660604, 2339942, 4679884, 12869681, 25739362, 51478724]

約数ペア:

[(1, 51478724), (2, 25739362), (4, 12869681), (11, 4679884), (22, 2339942), (31, 1660604), (44, 1169971), (47, 1095292), (62, 830302), (73, 705188), (94, 547646), (121, 425444), (124, 415151), (146, 352594), (188, 273823), (242, 212722), (292, 176297), (341, 150964), (484, 106361), (517, 99572), (682, 75482), (803, 64108), (1034, 49786), (1364, 37741), (1457, 35332), (1606, 32054), (2068, 24893), (2263, 22748), (2914, 17666), (3212, 16027), (3431, 15004), (3751, 13724), (4526, 11374), (5687, 9052), (5828, 8833), (6862, 7502)]