86388820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:773

約数の個数: 96

約数和(自身を含む): 223211520

約数和(自身を除く): 136822700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 47, 70, 76, 94, 95, 133, 140, 188, 190, 235, 266, 329, 380, 470, 532, 658, 665, 691, 893, 940, 1316, 1330, 1382, 1645, 1786, 2660, 2764, 3290, 3455, 3572, 4465, 4837, 6251, 6580, 6910, 8930, 9674, 12502, 13129, 13820, 17860, 19348, 24185, 25004, 26258, 31255, 32477, 48370, 52516, 62510, 64954, 65645, 91903, 96740, 125020, 129908, 131290, 162385, 183806, 227339, 262580, 324770, 367612, 454678, 459515, 617063, 649540, 909356, 919030, 1136695, 1234126, 1838060, 2273390, 2468252, 3085315, 4319441, 4546780, 6170630, 8638882, 12341260, 17277764, 21597205, 43194410, 86388820]

約数ペア:

[(1, 86388820), (2, 43194410), (4, 21597205), (5, 17277764), (7, 12341260), (10, 8638882), (14, 6170630), (19, 4546780), (20, 4319441), (28, 3085315), (35, 2468252), (38, 2273390), (47, 1838060), (70, 1234126), (76, 1136695), (94, 919030), (95, 909356), (133, 649540), (140, 617063), (188, 459515), (190, 454678), (235, 367612), (266, 324770), (329, 262580), (380, 227339), (470, 183806), (532, 162385), (658, 131290), (665, 129908), (691, 125020), (893, 96740), (940, 91903), (1316, 65645), (1330, 64954), (1382, 62510), (1645, 52516), (1786, 48370), (2660, 32477), (2764, 31255), (3290, 26258), (3455, 25004), (3572, 24185), (4465, 19348), (4837, 17860), (6251, 13820), (6580, 13129), (6910, 12502), (8930, 9674)]