91304720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87793}}^1$

素因数の和:87819

約数の個数: 40

約数和(自身を含む): 228615576

約数和(自身を除く): 137310856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 87793, 175586, 351172, 438965, 702344, 877930, 1141309, 1404688, 1755860, 2282618, 3511720, 4565236, 5706545, 7023440, 9130472, 11413090, 18260944, 22826180, 45652360, 91304720]

約数ペア:

[(1, 91304720), (2, 45652360), (4, 22826180), (5, 18260944), (8, 11413090), (10, 9130472), (13, 7023440), (16, 5706545), (20, 4565236), (26, 3511720), (40, 2282618), (52, 1755860), (65, 1404688), (80, 1141309), (104, 877930), (130, 702344), (208, 438965), (260, 351172), (520, 175586), (1040, 87793)]