72898240

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1451}}^1$

素因数の和:1625

約数の個数: 56

約数和(自身を含む): 174814992

約数和(自身を除く): 101916752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1451, 1570, 2512, 2902, 3140, 5024, 5804, 6280, 7255, 10048, 11608, 12560, 14510, 23216, 25120, 29020, 46432, 50240, 58040, 92864, 116080, 227807, 232160, 455614, 464320, 911228, 1139035, 1822456, 2278070, 3644912, 4556140, 7289824, 9112280, 14579648, 18224560, 36449120, 72898240]

約数ペア:

[(1, 72898240), (2, 36449120), (4, 18224560), (5, 14579648), (8, 9112280), (10, 7289824), (16, 4556140), (20, 3644912), (32, 2278070), (40, 1822456), (64, 1139035), (80, 911228), (157, 464320), (160, 455614), (314, 232160), (320, 227807), (628, 116080), (785, 92864), (1256, 58040), (1451, 50240), (1570, 46432), (2512, 29020), (2902, 25120), (3140, 23216), (5024, 14510), (5804, 12560), (6280, 11608), (7255, 10048)]