816130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 32

約数和(自身を含む): 1710720

約数和(自身を除く): 894590

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 131, 178, 262, 445, 623, 655, 890, 917, 1246, 1310, 1834, 3115, 4585, 6230, 9170, 11659, 23318, 58295, 81613, 116590, 163226, 408065, 816130]

約数ペア:

[(1, 816130), (2, 408065), (5, 163226), (7, 116590), (10, 81613), (14, 58295), (35, 23318), (70, 11659), (89, 9170), (131, 6230), (178, 4585), (262, 3115), (445, 1834), (623, 1310), (655, 1246), (890, 917)]