78749970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{201923}}^1$

素因数の和:201946

約数の個数: 32

約数和(自身を含む): 203539392

約数和(自身を除く): 124789422

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 201923, 403846, 605769, 1009615, 1211538, 2019230, 2624999, 3028845, 5249998, 6057690, 7874997, 13124995, 15749994, 26249990, 39374985, 78749970]

約数ペア:

[(1, 78749970), (2, 39374985), (3, 26249990), (5, 15749994), (6, 13124995), (10, 7874997), (13, 6057690), (15, 5249998), (26, 3028845), (30, 2624999), (39, 2019230), (65, 1211538), (78, 1009615), (130, 605769), (195, 403846), (390, 201923)]