8045557700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{278393}}^1$

素因数の和:278441

約数の個数: 54

約数和(自身を含む): 18546329886

約数和(自身を除く): 10500772186

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 289, 340, 425, 578, 850, 1156, 1445, 1700, 2890, 5780, 7225, 14450, 28900, 278393, 556786, 1113572, 1391965, 2783930, 4732681, 5567860, 6959825, 9465362, 13919650, 18930724, 23663405, 27839300, 47326810, 80455577, 94653620, 118317025, 160911154, 236634050, 321822308, 402277885, 473268100, 804555770, 1609111540, 2011389425, 4022778850, 8045557700]

約数ペア:

[(1, 8045557700), (2, 4022778850), (4, 2011389425), (5, 1609111540), (10, 804555770), (17, 473268100), (20, 402277885), (25, 321822308), (34, 236634050), (50, 160911154), (68, 118317025), (85, 94653620), (100, 80455577), (170, 47326810), (289, 27839300), (340, 23663405), (425, 18930724), (578, 13919650), (850, 9465362), (1156, 6959825), (1445, 5567860), (1700, 4732681), (2890, 2783930), (5780, 1391965), (7225, 1113572), (14450, 556786), (28900, 278393)]