28050130

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{31517}}^1$

素因数の和:31613

約数の個数: 16

約数和(自身を含む): 51059160

約数和(自身を除く): 23009030

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 31517, 63034, 157585, 315170, 2805013, 5610026, 14025065, 28050130]

約数ペア:

[(1, 28050130), (2, 14025065), (5, 5610026), (10, 2805013), (89, 315170), (178, 157585), (445, 63034), (890, 31517)]