71550400

素因数分解:

$2^6\times 5^2\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:446

約数の個数: 84

約数和(自身を含む): 177731928

約数和(自身を除く): 106181528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 197, 200, 227, 320, 394, 400, 454, 788, 800, 908, 985, 1135, 1576, 1600, 1816, 1970, 2270, 3152, 3632, 3940, 4540, 4925, 5675, 6304, 7264, 7880, 9080, 9850, 11350, 12608, 14528, 15760, 18160, 19700, 22700, 31520, 36320, 39400, 44719, 45400, 63040, 72640, 78800, 89438, 90800, 157600, 178876, 181600, 223595, 315200, 357752, 363200, 447190, 715504, 894380, 1117975, 1431008, 1788760, 2235950, 2862016, 3577520, 4471900, 7155040, 8943800, 14310080, 17887600, 35775200, 71550400]

約数ペア:

[(1, 71550400), (2, 35775200), (4, 17887600), (5, 14310080), (8, 8943800), (10, 7155040), (16, 4471900), (20, 3577520), (25, 2862016), (32, 2235950), (40, 1788760), (50, 1431008), (64, 1117975), (80, 894380), (100, 715504), (160, 447190), (197, 363200), (200, 357752), (227, 315200), (320, 223595), (394, 181600), (400, 178876), (454, 157600), (788, 90800), (800, 89438), (908, 78800), (985, 72640), (1135, 63040), (1576, 45400), (1600, 44719), (1816, 39400), (1970, 36320), (2270, 31520), (3152, 22700), (3632, 19700), (3940, 18160), (4540, 15760), (4925, 14528), (5675, 12608), (6304, 11350), (7264, 9850), (7880, 9080)]