2646996225

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{21481}}^1$

素因数の和:21578

約数の個数: 48

約数和(自身を含む): 4602991104

約数和(自身を除く): 1955994879

約数列:

[1, 3, 5, 15, 25, 31, 53, 75, 93, 155, 159, 265, 465, 775, 795, 1325, 1643, 2325, 3975, 4929, 8215, 21481, 24645, 41075, 64443, 107405, 123225, 322215, 537025, 665911, 1138493, 1611075, 1997733, 3329555, 3415479, 5692465, 9988665, 16647775, 17077395, 28462325, 35293283, 49943325, 85386975, 105879849, 176466415, 529399245, 882332075, 2646996225]

約数ペア:

[(1, 2646996225), (3, 882332075), (5, 529399245), (15, 176466415), (25, 105879849), (31, 85386975), (53, 49943325), (75, 35293283), (93, 28462325), (155, 17077395), (159, 16647775), (265, 9988665), (465, 5692465), (775, 3415479), (795, 3329555), (1325, 1997733), (1643, 1611075), (2325, 1138493), (3975, 665911), (4929, 537025), (8215, 322215), (21481, 123225), (24645, 107405), (41075, 64443)]