70304660

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 150958080

約数和(自身を除く): 80653420

約数列:

[1, 2, 4, 5, 10, 20, 89, 127, 178, 254, 311, 356, 445, 508, 622, 635, 890, 1244, 1270, 1555, 1780, 2540, 3110, 6220, 11303, 22606, 27679, 39497, 45212, 55358, 56515, 78994, 110716, 113030, 138395, 157988, 197485, 226060, 276790, 394970, 553580, 789940, 3515233, 7030466, 14060932, 17576165, 35152330, 70304660]

約数ペア:

[(1, 70304660), (2, 35152330), (4, 17576165), (5, 14060932), (10, 7030466), (20, 3515233), (89, 789940), (127, 553580), (178, 394970), (254, 276790), (311, 226060), (356, 197485), (445, 157988), (508, 138395), (622, 113030), (635, 110716), (890, 78994), (1244, 56515), (1270, 55358), (1555, 45212), (1780, 39497), (2540, 27679), (3110, 22606), (6220, 11303)]