71611120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127877}}^1$

素因数の和:127897

約数の個数: 40

約数和(自身を含む): 190282464

約数和(自身を除く): 118671344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 127877, 255754, 511508, 639385, 895139, 1023016, 1278770, 1790278, 2046032, 2557540, 3580556, 4475695, 5115080, 7161112, 8951390, 10230160, 14322224, 17902780, 35805560, 71611120]

約数ペア:

[(1, 71611120), (2, 35805560), (4, 17902780), (5, 14322224), (7, 10230160), (8, 8951390), (10, 7161112), (14, 5115080), (16, 4475695), (20, 3580556), (28, 2557540), (35, 2046032), (40, 1790278), (56, 1278770), (70, 1023016), (80, 895139), (112, 639385), (140, 511508), (280, 255754), (560, 127877)]