13260080

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1997}}^1$

素因数の和:2093

約数の個数: 40

約数和(自身を含む): 31216752

約数和(自身を除く): 17956672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 1997, 3320, 3994, 6640, 7988, 9985, 15976, 19970, 31952, 39940, 79880, 159760, 165751, 331502, 663004, 828755, 1326008, 1657510, 2652016, 3315020, 6630040, 13260080]

約数ペア:

[(1, 13260080), (2, 6630040), (4, 3315020), (5, 2652016), (8, 1657510), (10, 1326008), (16, 828755), (20, 663004), (40, 331502), (80, 165751), (83, 159760), (166, 79880), (332, 39940), (415, 31952), (664, 19970), (830, 15976), (1328, 9985), (1660, 7988), (1997, 6640), (3320, 3994)]