71972480

素因数分解:

$2^7\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1051}}^1$

素因数の和:1177

約数の個数: 64

約数和(自身を含む): 173832480

約数和(自身を除く): 101860000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 320, 428, 535, 640, 856, 1051, 1070, 1712, 2102, 2140, 3424, 4204, 4280, 5255, 6848, 8408, 8560, 10510, 13696, 16816, 17120, 21020, 33632, 34240, 42040, 67264, 68480, 84080, 112457, 134528, 168160, 224914, 336320, 449828, 562285, 672640, 899656, 1124570, 1799312, 2249140, 3598624, 4498280, 7197248, 8996560, 14394496, 17993120, 35986240, 71972480]

約数ペア:

[(1, 71972480), (2, 35986240), (4, 17993120), (5, 14394496), (8, 8996560), (10, 7197248), (16, 4498280), (20, 3598624), (32, 2249140), (40, 1799312), (64, 1124570), (80, 899656), (107, 672640), (128, 562285), (160, 449828), (214, 336320), (320, 224914), (428, 168160), (535, 134528), (640, 112457), (856, 84080), (1051, 68480), (1070, 67264), (1712, 42040), (2102, 34240), (2140, 33632), (3424, 21020), (4204, 17120), (4280, 16816), (5255, 13696), (6848, 10510), (8408, 8560)]