80558816

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{983}}^1$

素因数の和:1203

約数の個数: 48

約数和(自身を含む): 171841824

約数和(自身を除く): 91283008

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 197, 208, 394, 416, 788, 983, 1576, 1966, 2561, 3152, 3932, 5122, 6304, 7864, 10244, 12779, 15728, 20488, 25558, 31456, 40976, 51116, 81952, 102232, 193651, 204464, 387302, 408928, 774604, 1549208, 2517463, 3098416, 5034926, 6196832, 10069852, 20139704, 40279408, 80558816]

約数ペア:

[(1, 80558816), (2, 40279408), (4, 20139704), (8, 10069852), (13, 6196832), (16, 5034926), (26, 3098416), (32, 2517463), (52, 1549208), (104, 774604), (197, 408928), (208, 387302), (394, 204464), (416, 193651), (788, 102232), (983, 81952), (1576, 51116), (1966, 40976), (2561, 31456), (3152, 25558), (3932, 20488), (5122, 15728), (6304, 12779), (7864, 10244)]