97511990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2579}}^1$

素因数の和:2804

約数の個数: 32

約数和(自身を含む): 185760000

約数和(自身を除く): 88248010

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 398, 995, 1990, 2579, 3781, 5158, 7562, 12895, 18905, 25790, 37810, 49001, 98002, 245005, 490010, 513221, 1026442, 2566105, 5132210, 9751199, 19502398, 48755995, 97511990]

約数ペア:

[(1, 97511990), (2, 48755995), (5, 19502398), (10, 9751199), (19, 5132210), (38, 2566105), (95, 1026442), (190, 513221), (199, 490010), (398, 245005), (995, 98002), (1990, 49001), (2579, 37810), (3781, 25790), (5158, 18905), (7562, 12895)]