173661920

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{20479}}^1$

素因数の和:20547

約数の個数: 48

約数和(自身を含む): 418037760

約数和(自身を除く): 244375840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 4240, 8480, 20479, 40958, 81916, 102395, 163832, 204790, 327664, 409580, 655328, 819160, 1085387, 1638320, 2170774, 3276640, 4341548, 5426935, 8683096, 10853870, 17366192, 21707740, 34732384, 43415480, 86830960, 173661920]

約数ペア:

[(1, 173661920), (2, 86830960), (4, 43415480), (5, 34732384), (8, 21707740), (10, 17366192), (16, 10853870), (20, 8683096), (32, 5426935), (40, 4341548), (53, 3276640), (80, 2170774), (106, 1638320), (160, 1085387), (212, 819160), (265, 655328), (424, 409580), (530, 327664), (848, 204790), (1060, 163832), (1696, 102395), (2120, 81916), (4240, 40958), (8480, 20479)]