77661790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{617}}^1$

素因数の和:972

約数の個数: 32

約数和(自身を含む): 143900064

約数和(自身を除く): 66238274

約数列:

[1, 2, 5, 10, 41, 82, 205, 307, 410, 614, 617, 1234, 1535, 3070, 3085, 6170, 12587, 25174, 25297, 50594, 62935, 125870, 126485, 189419, 252970, 378838, 947095, 1894190, 7766179, 15532358, 38830895, 77661790]

約数ペア:

[(1, 77661790), (2, 38830895), (5, 15532358), (10, 7766179), (41, 1894190), (82, 947095), (205, 378838), (307, 252970), (410, 189419), (614, 126485), (617, 125870), (1234, 62935), (1535, 50594), (3070, 25297), (3085, 25174), (6170, 12587)]