28305473780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3529}}^1\times {\mathrm{13829}}^1$

素因数の和:17396

約数の個数: 48

約数和(自身を含む): 61513074000

約数和(自身を除く): 33207600220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 3529, 7058, 13829, 14116, 17645, 27658, 35290, 55316, 69145, 70580, 102341, 138290, 204682, 276580, 401041, 409364, 511705, 802082, 1023410, 1604164, 2005205, 2046820, 4010410, 8020820, 48802541, 97605082, 195210164, 244012705, 488025410, 976050820, 1415273689, 2830547378, 5661094756, 7076368445, 14152736890, 28305473780]

約数ペア:

[(1, 28305473780), (2, 14152736890), (4, 7076368445), (5, 5661094756), (10, 2830547378), (20, 1415273689), (29, 976050820), (58, 488025410), (116, 244012705), (145, 195210164), (290, 97605082), (580, 48802541), (3529, 8020820), (7058, 4010410), (13829, 2046820), (14116, 2005205), (17645, 1604164), (27658, 1023410), (35290, 802082), (55316, 511705), (69145, 409364), (70580, 401041), (102341, 276580), (138290, 204682)]