20076983775

素因数分解:

$3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{643}}^1\times {\mathrm{1901}}^1$

素因数の和:2633

約数の個数: 72

約数和(自身を含む): 36528609936

約数和(自身を除く): 16451626161

約数列:

[1, 3, 5, 9, 15, 25, 45, 73, 75, 219, 225, 365, 643, 657, 1095, 1825, 1901, 1929, 3215, 3285, 5475, 5703, 5787, 9505, 9645, 16075, 16425, 17109, 28515, 28935, 46939, 47525, 48225, 85545, 138773, 140817, 142575, 144675, 234695, 416319, 422451, 427725, 693865, 704085, 1173475, 1222343, 1248957, 2081595, 2112255, 3469325, 3520425, 3667029, 6111715, 6244785, 10407975, 10561275, 11001087, 18335145, 30558575, 31223925, 55005435, 89231039, 91675725, 267693117, 275027175, 446155195, 803079351, 1338465585, 2230775975, 4015396755, 6692327925, 20076983775]

約数ペア:

[(1, 20076983775), (3, 6692327925), (5, 4015396755), (9, 2230775975), (15, 1338465585), (25, 803079351), (45, 446155195), (73, 275027175), (75, 267693117), (219, 91675725), (225, 89231039), (365, 55005435), (643, 31223925), (657, 30558575), (1095, 18335145), (1825, 11001087), (1901, 10561275), (1929, 10407975), (3215, 6244785), (3285, 6111715), (5475, 3667029), (5703, 3520425), (5787, 3469325), (9505, 2112255), (9645, 2081595), (16075, 1248957), (16425, 1222343), (17109, 1173475), (28515, 704085), (28935, 693865), (46939, 427725), (47525, 422451), (48225, 416319), (85545, 234695), (138773, 144675), (140817, 142575)]