80340890

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{397}}^1$

素因数の和:484

約数の個数: 64

約数和(自身を含む): 171936000

約数和(自身を除く): 91595110

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 59, 70, 98, 118, 245, 295, 343, 397, 413, 490, 590, 686, 794, 826, 1715, 1985, 2065, 2779, 2891, 3430, 3970, 4130, 5558, 5782, 13895, 14455, 19453, 20237, 23423, 27790, 28910, 38906, 40474, 46846, 97265, 101185, 117115, 136171, 163961, 194530, 202370, 234230, 272342, 327922, 680855, 819805, 1147727, 1361710, 1639610, 2295454, 5738635, 8034089, 11477270, 16068178, 40170445, 80340890]

約数ペア:

[(1, 80340890), (2, 40170445), (5, 16068178), (7, 11477270), (10, 8034089), (14, 5738635), (35, 2295454), (49, 1639610), (59, 1361710), (70, 1147727), (98, 819805), (118, 680855), (245, 327922), (295, 272342), (343, 234230), (397, 202370), (413, 194530), (490, 163961), (590, 136171), (686, 117115), (794, 101185), (826, 97265), (1715, 46846), (1985, 40474), (2065, 38906), (2779, 28910), (2891, 27790), (3430, 23423), (3970, 20237), (4130, 19453), (5558, 14455), (5782, 13895)]