80757025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{167}}^1$

素因数の和:258

約数の個数: 36

約数和(自身を含む): 108868032

約数和(自身を除く): 28111007

約数列:

[1, 5, 23, 25, 29, 115, 145, 167, 575, 667, 725, 835, 841, 3335, 3841, 4175, 4205, 4843, 16675, 19205, 19343, 21025, 24215, 96025, 96715, 111389, 121075, 140447, 483575, 556945, 702235, 2784725, 3230281, 3511175, 16151405, 80757025]

約数ペア:

[(1, 80757025), (5, 16151405), (23, 3511175), (25, 3230281), (29, 2784725), (115, 702235), (145, 556945), (167, 483575), (575, 140447), (667, 121075), (725, 111389), (835, 96715), (841, 96025), (3335, 24215), (3841, 21025), (4175, 19343), (4205, 19205), (4843, 16675)]