72066065

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{4721}}^1$

素因数の和:4840

約数の個数: 16

約数和(自身を含む): 89755776

約数和(自身を除く): 17689711

約数列:

[1, 5, 43, 71, 215, 355, 3053, 4721, 15265, 23605, 203003, 335191, 1015015, 1675955, 14413213, 72066065]

約数ペア:

[(1, 72066065), (5, 14413213), (43, 1675955), (71, 1015015), (215, 335191), (355, 203003), (3053, 23605), (4721, 15265)]