51311456

素因数分解:

$2^5\times 7^1\times {\mathrm{397}}^1\times {\mathrm{577}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 115942176

約数和(自身を除く): 64630720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 397, 577, 794, 1154, 1588, 2308, 2779, 3176, 4039, 4616, 5558, 6352, 8078, 9232, 11116, 12704, 16156, 18464, 22232, 32312, 44464, 64624, 88928, 129248, 229069, 458138, 916276, 1603483, 1832552, 3206966, 3665104, 6413932, 7330208, 12827864, 25655728, 51311456]

約数ペア:

[(1, 51311456), (2, 25655728), (4, 12827864), (7, 7330208), (8, 6413932), (14, 3665104), (16, 3206966), (28, 1832552), (32, 1603483), (56, 916276), (112, 458138), (224, 229069), (397, 129248), (577, 88928), (794, 64624), (1154, 44464), (1588, 32312), (2308, 22232), (2779, 18464), (3176, 16156), (4039, 12704), (4616, 11116), (5558, 9232), (6352, 8078)]