77897475

素因数分解:

$3^2\times 5^2\times {\mathrm{461}}^1\times {\mathrm{751}}^1$

素因数の和:1228

約数の個数: 36

約数和(自身を含む): 140011872

約数和(自身を除く): 62114397

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 461, 751, 1383, 2253, 2305, 3755, 4149, 6759, 6915, 11265, 11525, 18775, 20745, 33795, 34575, 56325, 103725, 168975, 346211, 1038633, 1731055, 3115899, 5193165, 8655275, 15579495, 25965825, 77897475]

約数ペア:

[(1, 77897475), (3, 25965825), (5, 15579495), (9, 8655275), (15, 5193165), (25, 3115899), (45, 1731055), (75, 1038633), (225, 346211), (461, 168975), (751, 103725), (1383, 56325), (2253, 34575), (2305, 33795), (3755, 20745), (4149, 18775), (6759, 11525), (6915, 11265)]