202189040

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61643}}^1$

素因数の和:61697

約数の個数: 40

約数和(自身を含む): 481562928

約数和(自身を除く): 279373888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 61643, 123286, 246572, 308215, 493144, 616430, 986288, 1232860, 2465720, 2527363, 4931440, 5054726, 10109452, 12636815, 20218904, 25273630, 40437808, 50547260, 101094520, 202189040]

約数ペア:

[(1, 202189040), (2, 101094520), (4, 50547260), (5, 40437808), (8, 25273630), (10, 20218904), (16, 12636815), (20, 10109452), (40, 5054726), (41, 4931440), (80, 2527363), (82, 2465720), (164, 1232860), (205, 986288), (328, 616430), (410, 493144), (656, 308215), (820, 246572), (1640, 123286), (3280, 61643)]