80276140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 205470720

約数和(自身を除く): 125194580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 103, 133, 140, 190, 206, 266, 293, 380, 412, 515, 532, 586, 665, 721, 1030, 1172, 1330, 1442, 1465, 1957, 2051, 2060, 2660, 2884, 2930, 3605, 3914, 4102, 5567, 5860, 7210, 7828, 8204, 9785, 10255, 11134, 13699, 14420, 19570, 20510, 22268, 27398, 27835, 30179, 38969, 39140, 41020, 54796, 55670, 60358, 68495, 77938, 111340, 120716, 136990, 150895, 155876, 194845, 211253, 273980, 301790, 389690, 422506, 573401, 603580, 779380, 845012, 1056265, 1146802, 2112530, 2293604, 2867005, 4013807, 4225060, 5734010, 8027614, 11468020, 16055228, 20069035, 40138070, 80276140]

約数ペア:

[(1, 80276140), (2, 40138070), (4, 20069035), (5, 16055228), (7, 11468020), (10, 8027614), (14, 5734010), (19, 4225060), (20, 4013807), (28, 2867005), (35, 2293604), (38, 2112530), (70, 1146802), (76, 1056265), (95, 845012), (103, 779380), (133, 603580), (140, 573401), (190, 422506), (206, 389690), (266, 301790), (293, 273980), (380, 211253), (412, 194845), (515, 155876), (532, 150895), (586, 136990), (665, 120716), (721, 111340), (1030, 77938), (1172, 68495), (1330, 60358), (1442, 55670), (1465, 54796), (1957, 41020), (2051, 39140), (2060, 38969), (2660, 30179), (2884, 27835), (2930, 27398), (3605, 22268), (3914, 20510), (4102, 19570), (5567, 14420), (5860, 13699), (7210, 11134), (7828, 10255), (8204, 9785)]