78104656

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 181238400

約数和(自身を除く): 103133744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 139, 173, 203, 232, 278, 346, 406, 464, 556, 692, 812, 973, 1112, 1211, 1384, 1624, 1946, 2224, 2422, 2768, 3248, 3892, 4031, 4844, 5017, 7784, 8062, 9688, 10034, 15568, 16124, 19376, 20068, 24047, 28217, 32248, 35119, 40136, 48094, 56434, 64496, 70238, 80272, 96188, 112868, 140476, 168329, 192376, 225736, 280952, 336658, 384752, 451472, 561904, 673316, 697363, 1346632, 1394726, 2693264, 2789452, 4881541, 5578904, 9763082, 11157808, 19526164, 39052328, 78104656]

約数ペア:

[(1, 78104656), (2, 39052328), (4, 19526164), (7, 11157808), (8, 9763082), (14, 5578904), (16, 4881541), (28, 2789452), (29, 2693264), (56, 1394726), (58, 1346632), (112, 697363), (116, 673316), (139, 561904), (173, 451472), (203, 384752), (232, 336658), (278, 280952), (346, 225736), (406, 192376), (464, 168329), (556, 140476), (692, 112868), (812, 96188), (973, 80272), (1112, 70238), (1211, 64496), (1384, 56434), (1624, 48094), (1946, 40136), (2224, 35119), (2422, 32248), (2768, 28217), (3248, 24047), (3892, 20068), (4031, 19376), (4844, 16124), (5017, 15568), (7784, 10034), (8062, 9688)]