81706014716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{1619}}^1$

素因数の和:1947

約数の個数: 96

約数和(自身を含む): 156992774400

約数和(自身を除く): 75286759684

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 131, 137, 148, 262, 274, 524, 548, 703, 1406, 1619, 2489, 2603, 2812, 3238, 4847, 4978, 5069, 5206, 6476, 9694, 9956, 10138, 10412, 17947, 19388, 20276, 30761, 35894, 59903, 61522, 71788, 92093, 96311, 119806, 123044, 184186, 192622, 212089, 221803, 239612, 340993, 368372, 385244, 424178, 443606, 664039, 681986, 848356, 887212, 1138157, 1328078, 1363972, 2276314, 2656156, 4029691, 4214257, 4552628, 7847293, 8059382, 8206711, 8428514, 12616741, 15694586, 16118764, 16413422, 16857028, 25233482, 29056193, 31389172, 32826844, 50466964, 58112386, 116224772, 149098567, 155927509, 298197134, 311855018, 552067667, 596394268, 623710036, 1075079141, 1104135334, 2150158282, 2208270668, 4300316564, 20426503679, 40853007358, 81706014716]

約数ペア:

[(1, 81706014716), (2, 40853007358), (4, 20426503679), (19, 4300316564), (37, 2208270668), (38, 2150158282), (74, 1104135334), (76, 1075079141), (131, 623710036), (137, 596394268), (148, 552067667), (262, 311855018), (274, 298197134), (524, 155927509), (548, 149098567), (703, 116224772), (1406, 58112386), (1619, 50466964), (2489, 32826844), (2603, 31389172), (2812, 29056193), (3238, 25233482), (4847, 16857028), (4978, 16413422), (5069, 16118764), (5206, 15694586), (6476, 12616741), (9694, 8428514), (9956, 8206711), (10138, 8059382), (10412, 7847293), (17947, 4552628), (19388, 4214257), (20276, 4029691), (30761, 2656156), (35894, 2276314), (59903, 1363972), (61522, 1328078), (71788, 1138157), (92093, 887212), (96311, 848356), (119806, 681986), (123044, 664039), (184186, 443606), (192622, 424178), (212089, 385244), (221803, 368372), (239612, 340993)]