77395640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1051}}^1$

素因数の和:1332

約数の個数: 64

約数和(自身を含む): 199964160

約数和(自身を除く): 122568520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 263, 280, 526, 1051, 1052, 1315, 1841, 2102, 2104, 2630, 3682, 4204, 5255, 5260, 7357, 7364, 8408, 9205, 10510, 10520, 14714, 14728, 18410, 21020, 29428, 36785, 36820, 42040, 58856, 73570, 73640, 147140, 276413, 294280, 552826, 1105652, 1382065, 1934891, 2211304, 2764130, 3869782, 5528260, 7739564, 9674455, 11056520, 15479128, 19348910, 38697820, 77395640]

約数ペア:

[(1, 77395640), (2, 38697820), (4, 19348910), (5, 15479128), (7, 11056520), (8, 9674455), (10, 7739564), (14, 5528260), (20, 3869782), (28, 2764130), (35, 2211304), (40, 1934891), (56, 1382065), (70, 1105652), (140, 552826), (263, 294280), (280, 276413), (526, 147140), (1051, 73640), (1052, 73570), (1315, 58856), (1841, 42040), (2102, 36820), (2104, 36785), (2630, 29428), (3682, 21020), (4204, 18410), (5255, 14728), (5260, 14714), (7357, 10520), (7364, 10510), (8408, 9205)]