126590780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1\times {\mathrm{487}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 273744576

約数和(自身を除く): 147153796

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 317, 410, 487, 634, 820, 974, 1268, 1585, 1948, 2435, 3170, 4870, 6340, 9740, 12997, 19967, 25994, 39934, 51988, 64985, 79868, 99835, 129970, 154379, 199670, 259940, 308758, 399340, 617516, 771895, 1543790, 3087580, 6329539, 12659078, 25318156, 31647695, 63295390, 126590780]

約数ペア:

[(1, 126590780), (2, 63295390), (4, 31647695), (5, 25318156), (10, 12659078), (20, 6329539), (41, 3087580), (82, 1543790), (164, 771895), (205, 617516), (317, 399340), (410, 308758), (487, 259940), (634, 199670), (820, 154379), (974, 129970), (1268, 99835), (1585, 79868), (1948, 64985), (2435, 51988), (3170, 39934), (4870, 25994), (6340, 19967), (9740, 12997)]