61410890

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{69001}}^1$

素因数の和:69097

約数の個数: 16

約数和(自身を含む): 111783240

約数和(自身を除く): 50372350

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 69001, 138002, 345005, 690010, 6141089, 12282178, 30705445, 61410890]

約数ペア:

[(1, 61410890), (2, 30705445), (5, 12282178), (10, 6141089), (89, 690010), (178, 345005), (445, 138002), (890, 69001)]