28713045872

素因数分解:

$2^4\times 7^3\times {\mathrm{41}}^1\times {\mathrm{127609}}^1$

素因数の和:127679

約数の個数: 80

約数和(自身を含む): 66459288000

約数和(自身を除く): 37746242128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 49, 56, 82, 98, 112, 164, 196, 287, 328, 343, 392, 574, 656, 686, 784, 1148, 1372, 2009, 2296, 2744, 4018, 4592, 5488, 8036, 14063, 16072, 28126, 32144, 56252, 112504, 127609, 225008, 255218, 510436, 893263, 1020872, 1786526, 2041744, 3573052, 5231969, 6252841, 7146104, 10463938, 12505682, 14292208, 20927876, 25011364, 36623783, 41855752, 43769887, 50022728, 73247566, 83711504, 87539774, 100045456, 146495132, 175079548, 256366481, 292990264, 350159096, 512732962, 585980528, 700318192, 1025465924, 1794565367, 2050931848, 3589130734, 4101863696, 7178261468, 14356522936, 28713045872]

約数ペア:

[(1, 28713045872), (2, 14356522936), (4, 7178261468), (7, 4101863696), (8, 3589130734), (14, 2050931848), (16, 1794565367), (28, 1025465924), (41, 700318192), (49, 585980528), (56, 512732962), (82, 350159096), (98, 292990264), (112, 256366481), (164, 175079548), (196, 146495132), (287, 100045456), (328, 87539774), (343, 83711504), (392, 73247566), (574, 50022728), (656, 43769887), (686, 41855752), (784, 36623783), (1148, 25011364), (1372, 20927876), (2009, 14292208), (2296, 12505682), (2744, 10463938), (4018, 7146104), (4592, 6252841), (5488, 5231969), (8036, 3573052), (14063, 2041744), (16072, 1786526), (28126, 1020872), (32144, 893263), (56252, 510436), (112504, 255218), (127609, 225008)]