72580185

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18539}}^1$

素因数の和:18582

約数の個数: 32

約数和(自身を含む): 133488000

約数和(自身を除く): 60907815

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 18539, 55617, 92695, 166851, 278085, 500553, 537631, 834255, 1612893, 2502765, 2688155, 4838679, 8064465, 14516037, 24193395, 72580185]

約数ペア:

[(1, 72580185), (3, 24193395), (5, 14516037), (9, 8064465), (15, 4838679), (27, 2688155), (29, 2502765), (45, 1612893), (87, 834255), (135, 537631), (145, 500553), (261, 278085), (435, 166851), (783, 92695), (1305, 55617), (3915, 18539)]