87319600

素因数分解:

$2^4\times 5^2\times {\mathrm{419}}^1\times {\mathrm{521}}^1$

素因数の和:958

約数の個数: 60

約数和(自身を含む): 210689640

約数和(自身を除く): 123370040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 419, 521, 838, 1042, 1676, 2084, 2095, 2605, 3352, 4168, 4190, 5210, 6704, 8336, 8380, 10420, 10475, 13025, 16760, 20840, 20950, 26050, 33520, 41680, 41900, 52100, 83800, 104200, 167600, 208400, 218299, 436598, 873196, 1091495, 1746392, 2182990, 3492784, 4365980, 5457475, 8731960, 10914950, 17463920, 21829900, 43659800, 87319600]

約数ペア:

[(1, 87319600), (2, 43659800), (4, 21829900), (5, 17463920), (8, 10914950), (10, 8731960), (16, 5457475), (20, 4365980), (25, 3492784), (40, 2182990), (50, 1746392), (80, 1091495), (100, 873196), (200, 436598), (400, 218299), (419, 208400), (521, 167600), (838, 104200), (1042, 83800), (1676, 52100), (2084, 41900), (2095, 41680), (2605, 33520), (3352, 26050), (4168, 20950), (4190, 20840), (5210, 16760), (6704, 13025), (8336, 10475), (8380, 10420)]