68408968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{1297}}^1$

素因数の和:1669

約数の個数: 32

約数和(自身を含む): 135511200

約数和(自身を除く): 67102232

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 347, 694, 1297, 1388, 2594, 2776, 5188, 6593, 10376, 13186, 24643, 26372, 49286, 52744, 98572, 197144, 450059, 900118, 1800236, 3600472, 8551121, 17102242, 34204484, 68408968]

約数ペア:

[(1, 68408968), (2, 34204484), (4, 17102242), (8, 8551121), (19, 3600472), (38, 1800236), (76, 900118), (152, 450059), (347, 197144), (694, 98572), (1297, 52744), (1388, 49286), (2594, 26372), (2776, 24643), (5188, 13186), (6593, 10376)]