67913780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1567}}^1$

素因数の和:1784

約数の個数: 48

約数和(自身を含む): 156473856

約数和(自身を除く): 88560076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 394, 788, 985, 1567, 1970, 2167, 3134, 3940, 4334, 6268, 7835, 8668, 10835, 15670, 17237, 21670, 31340, 34474, 43340, 68948, 86185, 172370, 308699, 344740, 617398, 1234796, 1543495, 3086990, 3395689, 6173980, 6791378, 13582756, 16978445, 33956890, 67913780]

約数ペア:

[(1, 67913780), (2, 33956890), (4, 16978445), (5, 13582756), (10, 6791378), (11, 6173980), (20, 3395689), (22, 3086990), (44, 1543495), (55, 1234796), (110, 617398), (197, 344740), (220, 308699), (394, 172370), (788, 86185), (985, 68948), (1567, 43340), (1970, 34474), (2167, 31340), (3134, 21670), (3940, 17237), (4334, 15670), (6268, 10835), (7835, 8668)]