78664976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2887}}^1$

素因数の和:3039

約数の個数: 40

約数和(自身を含む): 165447744

約数和(自身を除く): 86782768

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 208, 262, 524, 1048, 1703, 2096, 2887, 3406, 5774, 6812, 11548, 13624, 23096, 27248, 37531, 46192, 75062, 150124, 300248, 378197, 600496, 756394, 1512788, 3025576, 4916561, 6051152, 9833122, 19666244, 39332488, 78664976]

約数ペア:

[(1, 78664976), (2, 39332488), (4, 19666244), (8, 9833122), (13, 6051152), (16, 4916561), (26, 3025576), (52, 1512788), (104, 756394), (131, 600496), (208, 378197), (262, 300248), (524, 150124), (1048, 75062), (1703, 46192), (2096, 37531), (2887, 27248), (3406, 23096), (5774, 13624), (6812, 11548)]