131988220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1543}}^1$

素因数の和:1619

約数の個数: 96

約数和(自身を含む): 348622848

約数和(自身を除く): 216634628

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 47, 52, 65, 70, 91, 94, 130, 140, 182, 188, 235, 260, 329, 364, 455, 470, 611, 658, 910, 940, 1222, 1316, 1543, 1645, 1820, 2444, 3055, 3086, 3290, 4277, 6110, 6172, 6580, 7715, 8554, 10801, 12220, 15430, 17108, 20059, 21385, 21602, 30860, 40118, 42770, 43204, 54005, 72521, 80236, 85540, 100295, 108010, 140413, 145042, 200590, 216020, 280826, 290084, 362605, 401180, 507647, 561652, 702065, 725210, 942773, 1015294, 1404130, 1450420, 1885546, 2030588, 2538235, 2808260, 3771092, 4713865, 5076470, 6599411, 9427730, 10152940, 13198822, 18855460, 26397644, 32997055, 65994110, 131988220]

約数ペア:

[(1, 131988220), (2, 65994110), (4, 32997055), (5, 26397644), (7, 18855460), (10, 13198822), (13, 10152940), (14, 9427730), (20, 6599411), (26, 5076470), (28, 4713865), (35, 3771092), (47, 2808260), (52, 2538235), (65, 2030588), (70, 1885546), (91, 1450420), (94, 1404130), (130, 1015294), (140, 942773), (182, 725210), (188, 702065), (235, 561652), (260, 507647), (329, 401180), (364, 362605), (455, 290084), (470, 280826), (611, 216020), (658, 200590), (910, 145042), (940, 140413), (1222, 108010), (1316, 100295), (1543, 85540), (1645, 80236), (1820, 72521), (2444, 54005), (3055, 43204), (3086, 42770), (3290, 40118), (4277, 30860), (6110, 21602), (6172, 21385), (6580, 20059), (7715, 17108), (8554, 15430), (10801, 12220)]