80406972

素因数分解:

$2^2\times 3^3\times {\mathrm{521}}^1\times {\mathrm{1429}}^1$

素因数の和:1963

約数の個数: 48

約数和(自身を含む): 209008800

約数和(自身を除く): 128601828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 521, 1042, 1429, 1563, 2084, 2858, 3126, 4287, 4689, 5716, 6252, 8574, 9378, 12861, 14067, 17148, 18756, 25722, 28134, 38583, 51444, 56268, 77166, 154332, 744509, 1489018, 2233527, 2978036, 4467054, 6700581, 8934108, 13401162, 20101743, 26802324, 40203486, 80406972]

約数ペア:

[(1, 80406972), (2, 40203486), (3, 26802324), (4, 20101743), (6, 13401162), (9, 8934108), (12, 6700581), (18, 4467054), (27, 2978036), (36, 2233527), (54, 1489018), (108, 744509), (521, 154332), (1042, 77166), (1429, 56268), (1563, 51444), (2084, 38583), (2858, 28134), (3126, 25722), (4287, 18756), (4689, 17148), (5716, 14067), (6252, 12861), (8574, 9378)]