71390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1$

素因数の和:88

約数の個数: 24

約数和(自身を含む): 143640

約数和(自身を除く): 72250

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 121, 242, 295, 590, 605, 649, 1210, 1298, 3245, 6490, 7139, 14278, 35695, 71390]

約数ペア:

[(1, 71390), (2, 35695), (5, 14278), (10, 7139), (11, 6490), (22, 3245), (55, 1298), (59, 1210), (110, 649), (118, 605), (121, 590), (242, 295)]