89684855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 120657600

約数和(自身を除く): 30972745

約数列:

[1, 5, 13, 37, 65, 89, 185, 419, 445, 481, 1157, 2095, 2405, 3293, 5447, 5785, 15503, 16465, 27235, 37291, 42809, 77515, 186455, 201539, 214045, 484783, 1007695, 1379767, 2423915, 6898835, 17936971, 89684855]

約数ペア:

[(1, 89684855), (5, 17936971), (13, 6898835), (37, 2423915), (65, 1379767), (89, 1007695), (185, 484783), (419, 214045), (445, 201539), (481, 186455), (1157, 77515), (2095, 42809), (2405, 37291), (3293, 27235), (5447, 16465), (5785, 15503)]