49488880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1319}}^1$

素因数の和:1406

約数の個数: 80

約数和(自身を含む): 133562880

約数和(自身を除く): 84074000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 80, 112, 134, 140, 268, 280, 335, 469, 536, 560, 670, 938, 1072, 1319, 1340, 1876, 2345, 2638, 2680, 3752, 4690, 5276, 5360, 6595, 7504, 9233, 9380, 10552, 13190, 18466, 18760, 21104, 26380, 36932, 37520, 46165, 52760, 73864, 88373, 92330, 105520, 147728, 176746, 184660, 353492, 369320, 441865, 618611, 706984, 738640, 883730, 1237222, 1413968, 1767460, 2474444, 3093055, 3534920, 4948888, 6186110, 7069840, 9897776, 12372220, 24744440, 49488880]

約数ペア:

[(1, 49488880), (2, 24744440), (4, 12372220), (5, 9897776), (7, 7069840), (8, 6186110), (10, 4948888), (14, 3534920), (16, 3093055), (20, 2474444), (28, 1767460), (35, 1413968), (40, 1237222), (56, 883730), (67, 738640), (70, 706984), (80, 618611), (112, 441865), (134, 369320), (140, 353492), (268, 184660), (280, 176746), (335, 147728), (469, 105520), (536, 92330), (560, 88373), (670, 73864), (938, 52760), (1072, 46165), (1319, 37520), (1340, 36932), (1876, 26380), (2345, 21104), (2638, 18760), (2680, 18466), (3752, 13190), (4690, 10552), (5276, 9380), (5360, 9233), (6595, 7504)]