129597760

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2341}}^1$

素因数の和:2531

約数の個数: 56

約数和(自身を含む): 310521096

約数和(自身を除く): 180923336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 320, 346, 692, 865, 1384, 1730, 2341, 2768, 3460, 4682, 5536, 6920, 9364, 11072, 11705, 13840, 18728, 23410, 27680, 37456, 46820, 55360, 74912, 93640, 149824, 187280, 374560, 404993, 749120, 809986, 1619972, 2024965, 3239944, 4049930, 6479888, 8099860, 12959776, 16199720, 25919552, 32399440, 64798880, 129597760]

約数ペア:

[(1, 129597760), (2, 64798880), (4, 32399440), (5, 25919552), (8, 16199720), (10, 12959776), (16, 8099860), (20, 6479888), (32, 4049930), (40, 3239944), (64, 2024965), (80, 1619972), (160, 809986), (173, 749120), (320, 404993), (346, 374560), (692, 187280), (865, 149824), (1384, 93640), (1730, 74912), (2341, 55360), (2768, 46820), (3460, 37456), (4682, 27680), (5536, 23410), (6920, 18728), (9364, 13840), (11072, 11705)]