66495920

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{15683}}^1$

素因数の和:15749

約数の個数: 40

約数和(自身を含む): 157530096

約数和(自身を除く): 91034176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 15683, 31366, 62732, 78415, 125464, 156830, 250928, 313660, 627320, 831199, 1254640, 1662398, 3324796, 4155995, 6649592, 8311990, 13299184, 16623980, 33247960, 66495920]

約数ペア:

[(1, 66495920), (2, 33247960), (4, 16623980), (5, 13299184), (8, 8311990), (10, 6649592), (16, 4155995), (20, 3324796), (40, 1662398), (53, 1254640), (80, 831199), (106, 627320), (212, 313660), (265, 250928), (424, 156830), (530, 125464), (848, 78415), (1060, 62732), (2120, 31366), (4240, 15683)]