157456480

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12457}}^1$

素因数の和:12551

約数の個数: 48

約数和(自身を含む): 376729920

約数和(自身を除く): 219273440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12457, 12640, 24914, 49828, 62285, 99656, 124570, 199312, 249140, 398624, 498280, 984103, 996560, 1968206, 1993120, 3936412, 4920515, 7872824, 9841030, 15745648, 19682060, 31491296, 39364120, 78728240, 157456480]

約数ペア:

[(1, 157456480), (2, 78728240), (4, 39364120), (5, 31491296), (8, 19682060), (10, 15745648), (16, 9841030), (20, 7872824), (32, 4920515), (40, 3936412), (79, 1993120), (80, 1968206), (158, 996560), (160, 984103), (316, 498280), (395, 398624), (632, 249140), (790, 199312), (1264, 124570), (1580, 99656), (2528, 62285), (3160, 49828), (6320, 24914), (12457, 12640)]