66015680

素因数分解:

$2^6\times 5^1\times {\mathrm{206299}}^1$

素因数の和:206316

約数の個数: 28

約数和(自身を含む): 157200600

約数和(自身を除く): 91184920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 206299, 412598, 825196, 1031495, 1650392, 2062990, 3300784, 4125980, 6601568, 8251960, 13203136, 16503920, 33007840, 66015680]

約数ペア:

[(1, 66015680), (2, 33007840), (4, 16503920), (5, 13203136), (8, 8251960), (10, 6601568), (16, 4125980), (20, 3300784), (32, 2062990), (40, 1650392), (64, 1031495), (80, 825196), (160, 412598), (320, 206299)]