161028335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3389}}^1$

素因数の和:3467

約数の個数: 32

約数和(自身を含む): 225529920

約数和(自身を除く): 64501585

約数列:

[1, 5, 13, 17, 43, 65, 85, 215, 221, 559, 731, 1105, 2795, 3389, 3655, 9503, 16945, 44057, 47515, 57613, 145727, 220285, 288065, 728635, 748969, 1894451, 2477359, 3744845, 9472255, 12386795, 32205667, 161028335]

約数ペア:

[(1, 161028335), (5, 32205667), (13, 12386795), (17, 9472255), (43, 3744845), (65, 2477359), (85, 1894451), (215, 748969), (221, 728635), (559, 288065), (731, 220285), (1105, 145727), (2795, 57613), (3389, 47515), (3655, 44057), (9503, 16945)]