1566285950

素因数分解:

$2^1\times 5^2\times {\mathrm{191}}^1\times {\mathrm{401}}^1\times {\mathrm{409}}^1$

素因数の和:1013

約数の個数: 48

約数和(自身を含む): 2943025920

約数和(自身を除く): 1376739970

約数列:

[1, 2, 5, 10, 25, 50, 191, 382, 401, 409, 802, 818, 955, 1910, 2005, 2045, 4010, 4090, 4775, 9550, 10025, 10225, 20050, 20450, 76591, 78119, 153182, 156238, 164009, 328018, 382955, 390595, 765910, 781190, 820045, 1640090, 1914775, 1952975, 3829550, 3905950, 4100225, 8200450, 31325719, 62651438, 156628595, 313257190, 783142975, 1566285950]

約数ペア:

[(1, 1566285950), (2, 783142975), (5, 313257190), (10, 156628595), (25, 62651438), (50, 31325719), (191, 8200450), (382, 4100225), (401, 3905950), (409, 3829550), (802, 1952975), (818, 1914775), (955, 1640090), (1910, 820045), (2005, 781190), (2045, 765910), (4010, 390595), (4090, 382955), (4775, 328018), (9550, 164009), (10025, 156238), (10225, 153182), (20050, 78119), (20450, 76591)]