65969027540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{508471}}^1$

素因数の和:508992

約数の個数: 48

約数和(自身を含む): 149490768000

約数和(自身を除く): 83521740460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 499, 998, 1996, 2495, 4990, 6487, 9980, 12974, 25948, 32435, 64870, 129740, 508471, 1016942, 2033884, 2542355, 5084710, 6610123, 10169420, 13220246, 26440492, 33050615, 66101230, 132202460, 253727029, 507454058, 1014908116, 1268635145, 2537270290, 3298451377, 5074540580, 6596902754, 13193805508, 16492256885, 32984513770, 65969027540]

約数ペア:

[(1, 65969027540), (2, 32984513770), (4, 16492256885), (5, 13193805508), (10, 6596902754), (13, 5074540580), (20, 3298451377), (26, 2537270290), (52, 1268635145), (65, 1014908116), (130, 507454058), (260, 253727029), (499, 132202460), (998, 66101230), (1996, 33050615), (2495, 26440492), (4990, 13220246), (6487, 10169420), (9980, 6610123), (12974, 5084710), (25948, 2542355), (32435, 2033884), (64870, 1016942), (129740, 508471)]