713565520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{2383}}^1$

素因数の和:2612

約数の個数: 80

約数和(自身を含む): 1755959040

約数和(自身を除く): 1042393520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 197, 304, 380, 394, 760, 788, 985, 1520, 1576, 1970, 2383, 3152, 3743, 3940, 4766, 7486, 7880, 9532, 11915, 14972, 15760, 18715, 19064, 23830, 29944, 37430, 38128, 45277, 47660, 59888, 74860, 90554, 95320, 149720, 181108, 190640, 226385, 299440, 362216, 452770, 469451, 724432, 905540, 938902, 1811080, 1877804, 2347255, 3622160, 3755608, 4694510, 7511216, 8919569, 9389020, 17839138, 18778040, 35678276, 37556080, 44597845, 71356552, 89195690, 142713104, 178391380, 356782760, 713565520]

約数ペア:

[(1, 713565520), (2, 356782760), (4, 178391380), (5, 142713104), (8, 89195690), (10, 71356552), (16, 44597845), (19, 37556080), (20, 35678276), (38, 18778040), (40, 17839138), (76, 9389020), (80, 8919569), (95, 7511216), (152, 4694510), (190, 3755608), (197, 3622160), (304, 2347255), (380, 1877804), (394, 1811080), (760, 938902), (788, 905540), (985, 724432), (1520, 469451), (1576, 452770), (1970, 362216), (2383, 299440), (3152, 226385), (3743, 190640), (3940, 181108), (4766, 149720), (7486, 95320), (7880, 90554), (9532, 74860), (11915, 59888), (14972, 47660), (15760, 45277), (18715, 38128), (19064, 37430), (23830, 29944)]