27605680

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 67718880

約数和(自身を除く): 40113200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 73, 80, 116, 145, 146, 163, 232, 290, 292, 326, 365, 464, 580, 584, 652, 730, 815, 1160, 1168, 1304, 1460, 1630, 2117, 2320, 2608, 2920, 3260, 4234, 4727, 5840, 6520, 8468, 9454, 10585, 11899, 13040, 16936, 18908, 21170, 23635, 23798, 33872, 37816, 42340, 47270, 47596, 59495, 75632, 84680, 94540, 95192, 118990, 169360, 189080, 190384, 237980, 345071, 378160, 475960, 690142, 951920, 1380284, 1725355, 2760568, 3450710, 5521136, 6901420, 13802840, 27605680]

約数ペア:

[(1, 27605680), (2, 13802840), (4, 6901420), (5, 5521136), (8, 3450710), (10, 2760568), (16, 1725355), (20, 1380284), (29, 951920), (40, 690142), (58, 475960), (73, 378160), (80, 345071), (116, 237980), (145, 190384), (146, 189080), (163, 169360), (232, 118990), (290, 95192), (292, 94540), (326, 84680), (365, 75632), (464, 59495), (580, 47596), (584, 47270), (652, 42340), (730, 37816), (815, 33872), (1160, 23798), (1168, 23635), (1304, 21170), (1460, 18908), (1630, 16936), (2117, 13040), (2320, 11899), (2608, 10585), (2920, 9454), (3260, 8468), (4234, 6520), (4727, 5840)]