2551609928

素因数分解:

$2^3\times 7^4\times {\mathrm{71}}^1\times {\mathrm{1871}}^1$

素因数の和:1976

約数の個数: 80

約数和(自身を含む): 5662949760

約数和(自身を除く): 3111339832

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 71, 98, 142, 196, 284, 343, 392, 497, 568, 686, 994, 1372, 1871, 1988, 2401, 2744, 3479, 3742, 3976, 4802, 6958, 7484, 9604, 13097, 13916, 14968, 19208, 24353, 26194, 27832, 48706, 52388, 91679, 97412, 104776, 132841, 170471, 183358, 194824, 265682, 340942, 366716, 531364, 641753, 681884, 733432, 929887, 1062728, 1283506, 1363768, 1859774, 2567012, 3719548, 4492271, 5134024, 6509209, 7439096, 8984542, 13018418, 17969084, 26036836, 35938168, 45564463, 52073672, 91128926, 182257852, 318951241, 364515704, 637902482, 1275804964, 2551609928]

約数ペア:

[(1, 2551609928), (2, 1275804964), (4, 637902482), (7, 364515704), (8, 318951241), (14, 182257852), (28, 91128926), (49, 52073672), (56, 45564463), (71, 35938168), (98, 26036836), (142, 17969084), (196, 13018418), (284, 8984542), (343, 7439096), (392, 6509209), (497, 5134024), (568, 4492271), (686, 3719548), (994, 2567012), (1372, 1859774), (1871, 1363768), (1988, 1283506), (2401, 1062728), (2744, 929887), (3479, 733432), (3742, 681884), (3976, 641753), (4802, 531364), (6958, 366716), (7484, 340942), (9604, 265682), (13097, 194824), (13916, 183358), (14968, 170471), (19208, 132841), (24353, 104776), (26194, 97412), (27832, 91679), (48706, 52388)]