15679760655

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{21517}}^1$

素因数の和:21676

約数の個数: 64

約数和(自身を含む): 28023666048

約数和(自身を除く): 12343905393

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 101, 111, 185, 195, 303, 481, 505, 555, 1313, 1443, 1515, 2405, 3737, 3939, 6565, 7215, 11211, 18685, 19695, 21517, 48581, 56055, 64551, 107585, 145743, 242905, 279721, 322755, 728715, 796129, 839163, 1398605, 2173217, 2388387, 3980645, 4195815, 6519651, 10349677, 10866085, 11941935, 28251821, 31049031, 32598255, 51748385, 80409029, 84755463, 141259105, 155245155, 241227087, 402045145, 423777315, 1045317377, 1206135435, 3135952131, 5226586885, 15679760655]

約数ペア:

[(1, 15679760655), (3, 5226586885), (5, 3135952131), (13, 1206135435), (15, 1045317377), (37, 423777315), (39, 402045145), (65, 241227087), (101, 155245155), (111, 141259105), (185, 84755463), (195, 80409029), (303, 51748385), (481, 32598255), (505, 31049031), (555, 28251821), (1313, 11941935), (1443, 10866085), (1515, 10349677), (2405, 6519651), (3737, 4195815), (3939, 3980645), (6565, 2388387), (7215, 2173217), (11211, 1398605), (18685, 839163), (19695, 796129), (21517, 728715), (48581, 322755), (56055, 279721), (64551, 242905), (107585, 145743)]