67767980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{69151}}^1$

素因数の和:69174

約数の個数: 36

約数和(自身を含む): 165549888

約数和(自身を除く): 97781908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 69151, 138302, 276604, 345755, 484057, 691510, 968114, 1383020, 1936228, 2420285, 3388399, 4840570, 6776798, 9681140, 13553596, 16941995, 33883990, 67767980]

約数ペア:

[(1, 67767980), (2, 33883990), (4, 16941995), (5, 13553596), (7, 9681140), (10, 6776798), (14, 4840570), (20, 3388399), (28, 2420285), (35, 1936228), (49, 1383020), (70, 968114), (98, 691510), (140, 484057), (196, 345755), (245, 276604), (490, 138302), (980, 69151)]