78164080

素因数分解:

$2^4\times 5^1\times {\mathrm{751}}^1\times {\mathrm{1301}}^1$

素因数の和:2065

約数の個数: 40

約数和(自身を含む): 182113344

約数和(自身を除く): 103949264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 751, 1301, 1502, 2602, 3004, 3755, 5204, 6008, 6505, 7510, 10408, 12016, 13010, 15020, 20816, 26020, 30040, 52040, 60080, 104080, 977051, 1954102, 3908204, 4885255, 7816408, 9770510, 15632816, 19541020, 39082040, 78164080]

約数ペア:

[(1, 78164080), (2, 39082040), (4, 19541020), (5, 15632816), (8, 9770510), (10, 7816408), (16, 4885255), (20, 3908204), (40, 1954102), (80, 977051), (751, 104080), (1301, 60080), (1502, 52040), (2602, 30040), (3004, 26020), (3755, 20816), (5204, 15020), (6008, 13010), (6505, 12016), (7510, 10408)]