8054345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 11376288

約数和(自身を除く): 3321943

約数列:

[1, 5, 13, 17, 37, 65, 85, 185, 197, 221, 481, 629, 985, 1105, 2405, 2561, 3145, 3349, 7289, 8177, 12805, 16745, 36445, 40885, 43537, 94757, 123913, 217685, 473785, 619565, 1610869, 8054345]

約数ペア:

[(1, 8054345), (5, 1610869), (13, 619565), (17, 473785), (37, 217685), (65, 123913), (85, 94757), (185, 43537), (197, 40885), (221, 36445), (481, 16745), (629, 12805), (985, 8177), (1105, 7289), (2405, 3349), (2561, 3145)]