25380130

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{28517}}^1$

素因数の和:28613

約数の個数: 16

約数和(自身を含む): 46199160

約数和(自身を除く): 20819030

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 28517, 57034, 142585, 285170, 2538013, 5076026, 12690065, 25380130]

約数ペア:

[(1, 25380130), (2, 12690065), (5, 5076026), (10, 2538013), (89, 285170), (178, 142585), (445, 57034), (890, 28517)]