79404680

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{8237}}^1$

素因数の和:8489

約数の個数: 32

約数和(自身を含む): 179423640

約数和(自身を除く): 100018960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 8237, 9640, 16474, 32948, 41185, 65896, 82370, 164740, 329480, 1985117, 3970234, 7940468, 9925585, 15880936, 19851170, 39702340, 79404680]

約数ペア:

[(1, 79404680), (2, 39702340), (4, 19851170), (5, 15880936), (8, 9925585), (10, 7940468), (20, 3970234), (40, 1985117), (241, 329480), (482, 164740), (964, 82370), (1205, 65896), (1928, 41185), (2410, 32948), (4820, 16474), (8237, 9640)]