219323350

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1289}}^1$

素因数の和:1425

約数の個数: 48

約数和(自身を含む): 423254160

約数和(自身を除く): 203930810

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 83, 166, 205, 410, 415, 830, 1025, 1289, 2050, 2075, 2578, 3403, 4150, 6445, 6806, 12890, 17015, 32225, 34030, 52849, 64450, 85075, 105698, 106987, 170150, 213974, 264245, 528490, 534935, 1069870, 1321225, 2642450, 2674675, 4386467, 5349350, 8772934, 21932335, 43864670, 109661675, 219323350]

約数ペア:

[(1, 219323350), (2, 109661675), (5, 43864670), (10, 21932335), (25, 8772934), (41, 5349350), (50, 4386467), (82, 2674675), (83, 2642450), (166, 1321225), (205, 1069870), (410, 534935), (415, 528490), (830, 264245), (1025, 213974), (1289, 170150), (2050, 106987), (2075, 105698), (2578, 85075), (3403, 64450), (4150, 52849), (6445, 34030), (6806, 32225), (12890, 17015)]