63975280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42089}}^1$

素因数の和:42121

約数の個数: 40

約数和(自身を含む): 156574800

約数和(自身を除く): 92599520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 42089, 84178, 168356, 210445, 336712, 420890, 673424, 799691, 841780, 1599382, 1683560, 3198764, 3367120, 3998455, 6397528, 7996910, 12795056, 15993820, 31987640, 63975280]

約数ペア:

[(1, 63975280), (2, 31987640), (4, 15993820), (5, 12795056), (8, 7996910), (10, 6397528), (16, 3998455), (19, 3367120), (20, 3198764), (38, 1683560), (40, 1599382), (76, 841780), (80, 799691), (95, 673424), (152, 420890), (190, 336712), (304, 210445), (380, 168356), (760, 84178), (1520, 42089)]