2043457520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{13187}}^1$

素因数の和:13362

約数の個数: 80

約数和(自身を含む): 5151232800

約数和(自身を除く): 3107775280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 149, 208, 260, 298, 520, 596, 745, 1040, 1192, 1490, 1937, 2384, 2980, 3874, 5960, 7748, 9685, 11920, 13187, 15496, 19370, 26374, 30992, 38740, 52748, 65935, 77480, 105496, 131870, 154960, 171431, 210992, 263740, 342862, 527480, 685724, 857155, 1054960, 1371448, 1714310, 1964863, 2742896, 3428620, 3929726, 6857240, 7859452, 9824315, 13714480, 15718904, 19648630, 25543219, 31437808, 39297260, 51086438, 78594520, 102172876, 127716095, 157189040, 204345752, 255432190, 408691504, 510864380, 1021728760, 2043457520]

約数ペア:

[(1, 2043457520), (2, 1021728760), (4, 510864380), (5, 408691504), (8, 255432190), (10, 204345752), (13, 157189040), (16, 127716095), (20, 102172876), (26, 78594520), (40, 51086438), (52, 39297260), (65, 31437808), (80, 25543219), (104, 19648630), (130, 15718904), (149, 13714480), (208, 9824315), (260, 7859452), (298, 6857240), (520, 3929726), (596, 3428620), (745, 2742896), (1040, 1964863), (1192, 1714310), (1490, 1371448), (1937, 1054960), (2384, 857155), (2980, 685724), (3874, 527480), (5960, 342862), (7748, 263740), (9685, 210992), (11920, 171431), (13187, 154960), (15496, 131870), (19370, 105496), (26374, 77480), (30992, 65935), (38740, 52748)]