69680560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28097}}^1$

素因数の和:28141

約数の個数: 40

約数和(自身を含む): 167239296

約数和(自身を除く): 97558736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 28097, 56194, 112388, 140485, 224776, 280970, 449552, 561940, 871007, 1123880, 1742014, 2247760, 3484028, 4355035, 6968056, 8710070, 13936112, 17420140, 34840280, 69680560]

約数ペア:

[(1, 69680560), (2, 34840280), (4, 17420140), (5, 13936112), (8, 8710070), (10, 6968056), (16, 4355035), (20, 3484028), (31, 2247760), (40, 1742014), (62, 1123880), (80, 871007), (124, 561940), (155, 449552), (248, 280970), (310, 224776), (496, 140485), (620, 112388), (1240, 56194), (2480, 28097)]