30681568

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:395

約数の個数: 48

約数和(自身を含む): 63068544

約数和(自身を除く): 32386976

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 157, 197, 248, 314, 394, 496, 628, 788, 992, 1256, 1576, 2512, 3152, 4867, 5024, 6107, 6304, 9734, 12214, 19468, 24428, 30929, 38936, 48856, 61858, 77872, 97712, 123716, 155744, 195424, 247432, 494864, 958799, 989728, 1917598, 3835196, 7670392, 15340784, 30681568]

約数ペア:

[(1, 30681568), (2, 15340784), (4, 7670392), (8, 3835196), (16, 1917598), (31, 989728), (32, 958799), (62, 494864), (124, 247432), (157, 195424), (197, 155744), (248, 123716), (314, 97712), (394, 77872), (496, 61858), (628, 48856), (788, 38936), (992, 30929), (1256, 24428), (1576, 19468), (2512, 12214), (3152, 9734), (4867, 6304), (5024, 6107)]