25954775

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 40830720

約数和(自身を除く): 14875945

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 97, 139, 175, 275, 385, 485, 679, 695, 973, 1067, 1529, 1925, 2425, 3395, 3475, 4865, 5335, 7469, 7645, 10703, 13483, 16975, 24325, 26675, 37345, 38225, 53515, 67415, 94381, 148313, 186725, 267575, 337075, 471905, 741565, 1038191, 2359525, 3707825, 5190955, 25954775]

約数ペア:

[(1, 25954775), (5, 5190955), (7, 3707825), (11, 2359525), (25, 1038191), (35, 741565), (55, 471905), (77, 337075), (97, 267575), (139, 186725), (175, 148313), (275, 94381), (385, 67415), (485, 53515), (679, 38225), (695, 37345), (973, 26675), (1067, 24325), (1529, 16975), (1925, 13483), (2425, 10703), (3395, 7645), (3475, 7469), (4865, 5335)]