71329420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{557}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 158427360

約数和(自身を除く): 87097940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 337, 380, 557, 674, 1114, 1348, 1685, 2228, 2785, 3370, 5570, 6403, 6740, 10583, 11140, 12806, 21166, 25612, 32015, 42332, 52915, 64030, 105830, 128060, 187709, 211660, 375418, 750836, 938545, 1877090, 3566471, 3754180, 7132942, 14265884, 17832355, 35664710, 71329420]

約数ペア:

[(1, 71329420), (2, 35664710), (4, 17832355), (5, 14265884), (10, 7132942), (19, 3754180), (20, 3566471), (38, 1877090), (76, 938545), (95, 750836), (190, 375418), (337, 211660), (380, 187709), (557, 128060), (674, 105830), (1114, 64030), (1348, 52915), (1685, 42332), (2228, 32015), (2785, 25612), (3370, 21166), (5570, 12806), (6403, 11140), (6740, 10583)]