68375680

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5623}}^1$

素因数の和:5661

約数の個数: 64

約数和(自身を含む): 172094400

約数和(自身を除く): 103718720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 5623, 6080, 11246, 12160, 22492, 28115, 44984, 56230, 89968, 106837, 112460, 179936, 213674, 224920, 359872, 427348, 449840, 534185, 719744, 854696, 899680, 1068370, 1709392, 1799360, 2136740, 3418784, 3598720, 4273480, 6837568, 8546960, 13675136, 17093920, 34187840, 68375680]

約数ペア:

[(1, 68375680), (2, 34187840), (4, 17093920), (5, 13675136), (8, 8546960), (10, 6837568), (16, 4273480), (19, 3598720), (20, 3418784), (32, 2136740), (38, 1799360), (40, 1709392), (64, 1068370), (76, 899680), (80, 854696), (95, 719744), (128, 534185), (152, 449840), (160, 427348), (190, 359872), (304, 224920), (320, 213674), (380, 179936), (608, 112460), (640, 106837), (760, 89968), (1216, 56230), (1520, 44984), (2432, 28115), (3040, 22492), (5623, 12160), (6080, 11246)]