20096977995

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1\times {\mathrm{499}}^1$

素因数の和:897

約数の個数: 96

約数和(自身を含む): 36324288000

約数和(自身を除く): 16227310005

約数列:

[1, 3, 5, 9, 15, 41, 45, 83, 123, 205, 249, 263, 369, 415, 499, 615, 747, 789, 1245, 1315, 1497, 1845, 2367, 2495, 3403, 3735, 3945, 4491, 7485, 10209, 10783, 11835, 17015, 20459, 21829, 22455, 30627, 32349, 41417, 51045, 53915, 61377, 65487, 97047, 102295, 109145, 124251, 131237, 153135, 161745, 184131, 196461, 207085, 306885, 327435, 372753, 393711, 485235, 621255, 656185, 894989, 920655, 982305, 1181133, 1698097, 1863765, 1968555, 2684967, 4474945, 5094291, 5380717, 5905665, 8054901, 8490485, 10892671, 13424835, 15282873, 16142151, 25471455, 26903585, 32678013, 40274505, 48426453, 54463355, 76414365, 80710755, 98034039, 163390065, 242132265, 446599511, 490170195, 1339798533, 2232997555, 4019395599, 6698992665, 20096977995]

約数ペア:

[(1, 20096977995), (3, 6698992665), (5, 4019395599), (9, 2232997555), (15, 1339798533), (41, 490170195), (45, 446599511), (83, 242132265), (123, 163390065), (205, 98034039), (249, 80710755), (263, 76414365), (369, 54463355), (415, 48426453), (499, 40274505), (615, 32678013), (747, 26903585), (789, 25471455), (1245, 16142151), (1315, 15282873), (1497, 13424835), (1845, 10892671), (2367, 8490485), (2495, 8054901), (3403, 5905665), (3735, 5380717), (3945, 5094291), (4491, 4474945), (7485, 2684967), (10209, 1968555), (10783, 1863765), (11835, 1698097), (17015, 1181133), (20459, 982305), (21829, 920655), (22455, 894989), (30627, 656185), (32349, 621255), (41417, 485235), (51045, 393711), (53915, 372753), (61377, 327435), (65487, 306885), (97047, 207085), (102295, 196461), (109145, 184131), (124251, 161745), (131237, 153135)]