64777725

素因数分解:

$3^5\times 5^2\times {\mathrm{10663}}^1$

素因数の和:10688

約数の個数: 36

約数和(自身を含む): 120332576

約数和(自身を除く): 55554851

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 1215, 2025, 6075, 10663, 31989, 53315, 95967, 159945, 266575, 287901, 479835, 799725, 863703, 1439505, 2399175, 2591109, 4318515, 7197525, 12955545, 21592575, 64777725]

約数ペア:

[(1, 64777725), (3, 21592575), (5, 12955545), (9, 7197525), (15, 4318515), (25, 2591109), (27, 2399175), (45, 1439505), (75, 863703), (81, 799725), (135, 479835), (225, 287901), (243, 266575), (405, 159945), (675, 95967), (1215, 53315), (2025, 31989), (6075, 10663)]