66629990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1667}}^1$

素因数の和:2252

約数の個数: 32

約数和(自身を含む): 137389824

約数和(自身を除く): 70759834

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 571, 1142, 1667, 2855, 3334, 3997, 5710, 7994, 8335, 11669, 16670, 19985, 23338, 39970, 58345, 116690, 951857, 1903714, 4759285, 6662999, 9518570, 13325998, 33314995, 66629990]

約数ペア:

[(1, 66629990), (2, 33314995), (5, 13325998), (7, 9518570), (10, 6662999), (14, 4759285), (35, 1903714), (70, 951857), (571, 116690), (1142, 58345), (1667, 39970), (2855, 23338), (3334, 19985), (3997, 16670), (5710, 11669), (7994, 8335)]