77325640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1759}}^1$

素因数の和:1934

約数の個数: 64

約数和(自身を含む): 200217600

約数和(自身を除く): 122891960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1256, 1570, 1759, 2198, 3140, 3518, 4396, 5495, 6280, 7036, 8792, 8795, 10990, 12313, 14072, 17590, 21980, 24626, 35180, 43960, 49252, 61565, 70360, 98504, 123130, 246260, 276163, 492520, 552326, 1104652, 1380815, 1933141, 2209304, 2761630, 3866282, 5523260, 7732564, 9665705, 11046520, 15465128, 19331410, 38662820, 77325640]

約数ペア:

[(1, 77325640), (2, 38662820), (4, 19331410), (5, 15465128), (7, 11046520), (8, 9665705), (10, 7732564), (14, 5523260), (20, 3866282), (28, 2761630), (35, 2209304), (40, 1933141), (56, 1380815), (70, 1104652), (140, 552326), (157, 492520), (280, 276163), (314, 246260), (628, 123130), (785, 98504), (1099, 70360), (1256, 61565), (1570, 49252), (1759, 43960), (2198, 35180), (3140, 24626), (3518, 21980), (4396, 17590), (5495, 14072), (6280, 12313), (7036, 10990), (8792, 8795)]