209904002576

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1\times {\mathrm{14081}}^1$

素因数の和:14640

約数の個数: 80

約数和(自身を含む): 425953237248

約数和(自身を除く): 216049234672

約数列:

[1, 2, 4, 8, 16, 43, 47, 86, 94, 172, 188, 344, 376, 461, 688, 752, 922, 1844, 2021, 3688, 4042, 7376, 8084, 14081, 16168, 19823, 21667, 28162, 32336, 39646, 43334, 56324, 79292, 86668, 112648, 158584, 173336, 225296, 317168, 346672, 605483, 661807, 931681, 1210966, 1323614, 1863362, 2421932, 2647228, 3726724, 4843864, 5294456, 6491341, 7453448, 9687728, 10588912, 12982682, 14906896, 25965364, 28457701, 51930728, 56915402, 103861456, 113830804, 227661608, 279127663, 305093027, 455323216, 558255326, 610186054, 1116510652, 1220372108, 2233021304, 2440744216, 4466042608, 4881488432, 13119000161, 26238000322, 52476000644, 104952001288, 209904002576]

約数ペア:

[(1, 209904002576), (2, 104952001288), (4, 52476000644), (8, 26238000322), (16, 13119000161), (43, 4881488432), (47, 4466042608), (86, 2440744216), (94, 2233021304), (172, 1220372108), (188, 1116510652), (344, 610186054), (376, 558255326), (461, 455323216), (688, 305093027), (752, 279127663), (922, 227661608), (1844, 113830804), (2021, 103861456), (3688, 56915402), (4042, 51930728), (7376, 28457701), (8084, 25965364), (14081, 14906896), (16168, 12982682), (19823, 10588912), (21667, 9687728), (28162, 7453448), (32336, 6491341), (39646, 5294456), (43334, 4843864), (56324, 3726724), (79292, 2647228), (86668, 2421932), (112648, 1863362), (158584, 1323614), (173336, 1210966), (225296, 931681), (317168, 661807), (346672, 605483)]