80109700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3833}}^1$

素因数の和:3877

約数の個数: 72

約数和(自身を含む): 199674720

約数和(自身を除く): 119565020

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 3833, 4180, 5225, 7666, 10450, 15332, 19165, 20900, 38330, 42163, 72827, 76660, 84326, 95825, 145654, 168652, 191650, 210815, 291308, 364135, 383300, 421630, 728270, 801097, 843260, 1054075, 1456540, 1602194, 1820675, 2108150, 3204388, 3641350, 4005485, 4216300, 7282700, 8010970, 16021940, 20027425, 40054850, 80109700]

約数ペア:

[(1, 80109700), (2, 40054850), (4, 20027425), (5, 16021940), (10, 8010970), (11, 7282700), (19, 4216300), (20, 4005485), (22, 3641350), (25, 3204388), (38, 2108150), (44, 1820675), (50, 1602194), (55, 1456540), (76, 1054075), (95, 843260), (100, 801097), (110, 728270), (190, 421630), (209, 383300), (220, 364135), (275, 291308), (380, 210815), (418, 191650), (475, 168652), (550, 145654), (836, 95825), (950, 84326), (1045, 76660), (1100, 72827), (1900, 42163), (2090, 38330), (3833, 20900), (4180, 19165), (5225, 15332), (7666, 10450)]