129090050

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{29009}}^1$

素因数の和:29110

約数の個数: 24

約数和(自身を含む): 242813700

約数和(自身を除く): 113723650

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 29009, 58018, 145045, 290090, 725225, 1450450, 2581801, 5163602, 12909005, 25818010, 64545025, 129090050]

約数ペア:

[(1, 129090050), (2, 64545025), (5, 25818010), (10, 12909005), (25, 5163602), (50, 2581801), (89, 1450450), (178, 725225), (445, 290090), (890, 145045), (2225, 58018), (4450, 29009)]