259478128

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{3637}}^1$

素因数の和:3679

約数の個数: 80

約数和(自身を含む): 631556800

約数和(自身を除く): 372078672

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 343, 364, 392, 637, 686, 728, 784, 1274, 1372, 1456, 2548, 2744, 3637, 4459, 5096, 5488, 7274, 8918, 10192, 14548, 17836, 25459, 29096, 35672, 47281, 50918, 58192, 71344, 94562, 101836, 178213, 189124, 203672, 330967, 356426, 378248, 407344, 661934, 712852, 756496, 1247491, 1323868, 1425704, 2316769, 2494982, 2647736, 2851408, 4633538, 4989964, 5295472, 9267076, 9979928, 16217383, 18534152, 19959856, 32434766, 37068304, 64869532, 129739064, 259478128]

約数ペア:

[(1, 259478128), (2, 129739064), (4, 64869532), (7, 37068304), (8, 32434766), (13, 19959856), (14, 18534152), (16, 16217383), (26, 9979928), (28, 9267076), (49, 5295472), (52, 4989964), (56, 4633538), (91, 2851408), (98, 2647736), (104, 2494982), (112, 2316769), (182, 1425704), (196, 1323868), (208, 1247491), (343, 756496), (364, 712852), (392, 661934), (637, 407344), (686, 378248), (728, 356426), (784, 330967), (1274, 203672), (1372, 189124), (1456, 178213), (2548, 101836), (2744, 94562), (3637, 71344), (4459, 58192), (5096, 50918), (5488, 47281), (7274, 35672), (8918, 29096), (10192, 25459), (14548, 17836)]