53239960

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{12211}}^1$

素因数の和:12331

約数の個数: 32

約数和(自身を含む): 120898800

約数和(自身を除く): 67658840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 12211, 24422, 48844, 61055, 97688, 122110, 244220, 488440, 1330999, 2661998, 5323996, 6654995, 10647992, 13309990, 26619980, 53239960]

約数ペア:

[(1, 53239960), (2, 26619980), (4, 13309990), (5, 10647992), (8, 6654995), (10, 5323996), (20, 2661998), (40, 1330999), (109, 488440), (218, 244220), (436, 122110), (545, 97688), (872, 61055), (1090, 48844), (2180, 24422), (4360, 12211)]