81865452

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2287}}^1$

素因数の和:2470

約数の個数: 48

約数和(自身を含む): 202442240

約数和(自身を除く): 120576788

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 157, 228, 314, 471, 628, 942, 1884, 2287, 2983, 4574, 5966, 6861, 8949, 9148, 11932, 13722, 17898, 27444, 35796, 43453, 86906, 130359, 173812, 260718, 359059, 521436, 718118, 1077177, 1436236, 2154354, 4308708, 6822121, 13644242, 20466363, 27288484, 40932726, 81865452]

約数ペア:

[(1, 81865452), (2, 40932726), (3, 27288484), (4, 20466363), (6, 13644242), (12, 6822121), (19, 4308708), (38, 2154354), (57, 1436236), (76, 1077177), (114, 718118), (157, 521436), (228, 359059), (314, 260718), (471, 173812), (628, 130359), (942, 86906), (1884, 43453), (2287, 35796), (2983, 27444), (4574, 17898), (5966, 13722), (6861, 11932), (8949, 9148)]