64169420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{65479}}^1$

素因数の和:65502

約数の個数: 36

約数和(自身を含む): 156759120

約数和(自身を除く): 92589700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 65479, 130958, 261916, 327395, 458353, 654790, 916706, 1309580, 1833412, 2291765, 3208471, 4583530, 6416942, 9167060, 12833884, 16042355, 32084710, 64169420]

約数ペア:

[(1, 64169420), (2, 32084710), (4, 16042355), (5, 12833884), (7, 9167060), (10, 6416942), (14, 4583530), (20, 3208471), (28, 2291765), (35, 1833412), (49, 1309580), (70, 916706), (98, 654790), (140, 458353), (196, 327395), (245, 261916), (490, 130958), (980, 65479)]