1881630575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{571}}^1$

素因数の和:1136

約数の個数: 48

約数和(自身を含む): 2665757952

約数和(自身を除く): 784127377

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 521, 571, 575, 1265, 2605, 2855, 5731, 6281, 6325, 11983, 13025, 13133, 14275, 28655, 31405, 59915, 65665, 131813, 143275, 144463, 157025, 297491, 299575, 328325, 659065, 722315, 1487455, 3272401, 3295325, 3611575, 6842293, 7437275, 16362005, 34211465, 75265223, 81810025, 171057325, 376326115, 1881630575]

約数ペア:

[(1, 1881630575), (5, 376326115), (11, 171057325), (23, 81810025), (25, 75265223), (55, 34211465), (115, 16362005), (253, 7437275), (275, 6842293), (521, 3611575), (571, 3295325), (575, 3272401), (1265, 1487455), (2605, 722315), (2855, 659065), (5731, 328325), (6281, 299575), (6325, 297491), (11983, 157025), (13025, 144463), (13133, 143275), (14275, 131813), (28655, 65665), (31405, 59915)]