80498745

素因数分解:

$3^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1487}}^1$

素因数の和:1902

約数の個数: 32

約数和(自身を含む): 143562240

約数和(自身を除く): 63063495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 401, 1203, 1487, 2005, 3609, 4461, 6015, 7435, 10827, 13383, 18045, 22305, 40149, 54135, 66915, 200745, 596287, 1788861, 2981435, 5366583, 8944305, 16099749, 26832915, 80498745]

約数ペア:

[(1, 80498745), (3, 26832915), (5, 16099749), (9, 8944305), (15, 5366583), (27, 2981435), (45, 1788861), (135, 596287), (401, 200745), (1203, 66915), (1487, 54135), (2005, 40149), (3609, 22305), (4461, 18045), (6015, 13383), (7435, 10827)]