69810640

素因数分解:

$2^4\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1613}}^1$

素因数の和:2167

約数の個数: 40

約数和(自身を含む): 162710568

約数和(自身を除く): 92899928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 541, 1082, 1613, 2164, 2705, 3226, 4328, 5410, 6452, 8065, 8656, 10820, 12904, 16130, 21640, 25808, 32260, 43280, 64520, 129040, 872633, 1745266, 3490532, 4363165, 6981064, 8726330, 13962128, 17452660, 34905320, 69810640]

約数ペア:

[(1, 69810640), (2, 34905320), (4, 17452660), (5, 13962128), (8, 8726330), (10, 6981064), (16, 4363165), (20, 3490532), (40, 1745266), (80, 872633), (541, 129040), (1082, 64520), (1613, 43280), (2164, 32260), (2705, 25808), (3226, 21640), (4328, 16130), (5410, 12904), (6452, 10820), (8065, 8656)]