257753730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{50839}}^1$

素因数の和:50875

約数の個数: 48

約数和(自身を含む): 669867840

約数和(自身を除く): 412114110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 50839, 101678, 152517, 254195, 305034, 508390, 660907, 762585, 1321814, 1525170, 1982721, 3304535, 3965442, 6609070, 8591791, 9913605, 17183582, 19827210, 25775373, 42958955, 51550746, 85917910, 128876865, 257753730]

約数ペア:

[(1, 257753730), (2, 128876865), (3, 85917910), (5, 51550746), (6, 42958955), (10, 25775373), (13, 19827210), (15, 17183582), (26, 9913605), (30, 8591791), (39, 6609070), (65, 3965442), (78, 3304535), (130, 1982721), (169, 1525170), (195, 1321814), (338, 762585), (390, 660907), (507, 508390), (845, 305034), (1014, 254195), (1690, 152517), (2535, 101678), (5070, 50839)]