71225810

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{419}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 130636800

約数和(自身を除く): 59410990

約数列:

[1, 2, 5, 10, 89, 178, 191, 382, 419, 445, 838, 890, 955, 1910, 2095, 4190, 16999, 33998, 37291, 74582, 80029, 84995, 160058, 169990, 186455, 372910, 400145, 800290, 7122581, 14245162, 35612905, 71225810]

約数ペア:

[(1, 71225810), (2, 35612905), (5, 14245162), (10, 7122581), (89, 800290), (178, 400145), (191, 372910), (382, 186455), (419, 169990), (445, 160058), (838, 84995), (890, 80029), (955, 74582), (1910, 37291), (2095, 33998), (4190, 16999)]