80749970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18911}}^1$

素因数の和:18986

約数の個数: 32

約数和(自身を含む): 168846336

約数和(自身を除く): 88096366

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 18911, 37822, 94555, 132377, 189110, 264754, 661885, 1153571, 1323770, 2307142, 5767855, 8074997, 11535710, 16149994, 40374985, 80749970]

約数ペア:

[(1, 80749970), (2, 40374985), (5, 16149994), (7, 11535710), (10, 8074997), (14, 5767855), (35, 2307142), (61, 1323770), (70, 1153571), (122, 661885), (305, 264754), (427, 189110), (610, 132377), (854, 94555), (2135, 37822), (4270, 18911)]