65316805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 85847040

約数和(自身を除く): 20530235

約数列:

[1, 5, 17, 71, 79, 85, 137, 355, 395, 685, 1207, 1343, 2329, 5609, 6035, 6715, 9727, 10823, 11645, 28045, 48635, 54115, 95353, 165359, 183991, 476765, 768433, 826795, 919955, 3842165, 13063361, 65316805]

約数ペア:

[(1, 65316805), (5, 13063361), (17, 3842165), (71, 919955), (79, 826795), (85, 768433), (137, 476765), (355, 183991), (395, 165359), (685, 95353), (1207, 54115), (1343, 48635), (2329, 28045), (5609, 11645), (6035, 10823), (6715, 9727)]