72289235

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{3329}}^1$

素因数の和:3478

約数の個数: 16

約数和(自身を含む): 89670240

約数和(自身を除く): 17381005

約数列:

[1, 5, 43, 101, 215, 505, 3329, 4343, 16645, 21715, 143147, 336229, 715735, 1681145, 14457847, 72289235]

約数ペア:

[(1, 72289235), (5, 14457847), (43, 1681145), (101, 715735), (215, 336229), (505, 143147), (3329, 21715), (4343, 16645)]