81280192

素因数分解:

$2^6\times 7^1\times {\mathrm{397}}^1\times {\mathrm{457}}^1$

素因数の和:873

約数の個数: 56

約数和(自身を含む): 185200544

約数和(自身を除く): 103920352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 397, 448, 457, 794, 914, 1588, 1828, 2779, 3176, 3199, 3656, 5558, 6352, 6398, 7312, 11116, 12704, 12796, 14624, 22232, 25408, 25592, 29248, 44464, 51184, 88928, 102368, 177856, 181429, 204736, 362858, 725716, 1270003, 1451432, 2540006, 2902864, 5080012, 5805728, 10160024, 11611456, 20320048, 40640096, 81280192]

約数ペア:

[(1, 81280192), (2, 40640096), (4, 20320048), (7, 11611456), (8, 10160024), (14, 5805728), (16, 5080012), (28, 2902864), (32, 2540006), (56, 1451432), (64, 1270003), (112, 725716), (224, 362858), (397, 204736), (448, 181429), (457, 177856), (794, 102368), (914, 88928), (1588, 51184), (1828, 44464), (2779, 29248), (3176, 25592), (3199, 25408), (3656, 22232), (5558, 14624), (6352, 12796), (6398, 12704), (7312, 11116)]