80804970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{8237}}^1$

素因数の和:8359

約数の個数: 48

約数和(自身を含む): 212046120

約数和(自身を除く): 131241150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 109, 218, 327, 545, 654, 981, 1090, 1635, 1962, 3270, 4905, 8237, 9810, 16474, 24711, 41185, 49422, 74133, 82370, 123555, 148266, 247110, 370665, 741330, 897833, 1795666, 2693499, 4489165, 5386998, 8080497, 8978330, 13467495, 16160994, 26934990, 40402485, 80804970]

約数ペア:

[(1, 80804970), (2, 40402485), (3, 26934990), (5, 16160994), (6, 13467495), (9, 8978330), (10, 8080497), (15, 5386998), (18, 4489165), (30, 2693499), (45, 1795666), (90, 897833), (109, 741330), (218, 370665), (327, 247110), (545, 148266), (654, 123555), (981, 82370), (1090, 74133), (1635, 49422), (1962, 41185), (3270, 24711), (4905, 16474), (8237, 9810)]