85220410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{419}}^1$

素因数の和:523

約数の個数: 48

約数和(自身を含む): 171732960

約数和(自身を除く): 86512550

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 419, 430, 473, 838, 946, 1849, 2095, 2365, 3698, 4190, 4609, 4730, 9218, 9245, 18017, 18490, 20339, 23045, 36034, 40678, 46090, 90085, 101695, 180170, 198187, 203390, 396374, 774731, 990935, 1549462, 1981870, 3873655, 7747310, 8522041, 17044082, 42610205, 85220410]

約数ペア:

[(1, 85220410), (2, 42610205), (5, 17044082), (10, 8522041), (11, 7747310), (22, 3873655), (43, 1981870), (55, 1549462), (86, 990935), (110, 774731), (215, 396374), (419, 203390), (430, 198187), (473, 180170), (838, 101695), (946, 90085), (1849, 46090), (2095, 40678), (2365, 36034), (3698, 23045), (4190, 20339), (4609, 18490), (4730, 18017), (9218, 9245)]