71476240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81223}}^1$

素因数の和:81247

約数の個数: 40

約数和(自身を含む): 181291968

約数和(自身を除く): 109815728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 81223, 162446, 324892, 406115, 649784, 812230, 893453, 1299568, 1624460, 1786906, 3248920, 3573812, 4467265, 6497840, 7147624, 8934530, 14295248, 17869060, 35738120, 71476240]

約数ペア:

[(1, 71476240), (2, 35738120), (4, 17869060), (5, 14295248), (8, 8934530), (10, 7147624), (11, 6497840), (16, 4467265), (20, 3573812), (22, 3248920), (40, 1786906), (44, 1624460), (55, 1299568), (80, 893453), (88, 812230), (110, 649784), (176, 406115), (220, 324892), (440, 162446), (880, 81223)]