71417920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31883}}^1$

素因数の和:31907

約数の個数: 56

約数和(自身を含む): 194364864

約数和(自身を除く): 122946944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 31883, 63766, 127532, 159415, 223181, 255064, 318830, 446362, 510128, 637660, 892724, 1020256, 1115905, 1275320, 1785448, 2040512, 2231810, 2550640, 3570896, 4463620, 5101280, 7141792, 8927240, 10202560, 14283584, 17854480, 35708960, 71417920]

約数ペア:

[(1, 71417920), (2, 35708960), (4, 17854480), (5, 14283584), (7, 10202560), (8, 8927240), (10, 7141792), (14, 5101280), (16, 4463620), (20, 3570896), (28, 2550640), (32, 2231810), (35, 2040512), (40, 1785448), (56, 1275320), (64, 1115905), (70, 1020256), (80, 892724), (112, 637660), (140, 510128), (160, 446362), (224, 318830), (280, 255064), (320, 223181), (448, 159415), (560, 127532), (1120, 63766), (2240, 31883)]