72321995

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{3163}}^1$

素因数の和:3454

約数の個数: 16

約数和(自身を含む): 92262240

約数和(自身を除く): 19940245

約数列:

[1, 5, 17, 85, 269, 1345, 3163, 4573, 15815, 22865, 53771, 268855, 850847, 4254235, 14464399, 72321995]

約数ペア:

[(1, 72321995), (5, 14464399), (17, 4254235), (85, 850847), (269, 268855), (1345, 53771), (3163, 22865), (4573, 15815)]