71792960

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1429}}^1$

素因数の和:1603

約数の個数: 56

約数和(自身を含む): 172166280

約数和(自身を除く): 100373320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1429, 1570, 2512, 2858, 3140, 5024, 5716, 6280, 7145, 10048, 11432, 12560, 14290, 22864, 25120, 28580, 45728, 50240, 57160, 91456, 114320, 224353, 228640, 448706, 457280, 897412, 1121765, 1794824, 2243530, 3589648, 4487060, 7179296, 8974120, 14358592, 17948240, 35896480, 71792960]

約数ペア:

[(1, 71792960), (2, 35896480), (4, 17948240), (5, 14358592), (8, 8974120), (10, 7179296), (16, 4487060), (20, 3589648), (32, 2243530), (40, 1794824), (64, 1121765), (80, 897412), (157, 457280), (160, 448706), (314, 228640), (320, 224353), (628, 114320), (785, 91456), (1256, 57160), (1429, 50240), (1570, 45728), (2512, 28580), (2858, 25120), (3140, 22864), (5024, 14290), (5716, 12560), (6280, 11432), (7145, 10048)]