77875540

素因数分解:

$2^2\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{2333}}^1$

素因数の和:4011

約数の個数: 24

約数和(自身を含む): 163706760

約数和(自身を除く): 85831220

約数列:

[1, 2, 4, 5, 10, 20, 1669, 2333, 3338, 4666, 6676, 8345, 9332, 11665, 16690, 23330, 33380, 46660, 3893777, 7787554, 15575108, 19468885, 38937770, 77875540]

約数ペア:

[(1, 77875540), (2, 38937770), (4, 19468885), (5, 15575108), (10, 7787554), (20, 3893777), (1669, 46660), (2333, 33380), (3338, 23330), (4666, 16690), (6676, 11665), (8345, 9332)]