85793680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6661}}^1$

素因数の和:6704

約数の個数: 80

約数和(自身を含む): 237913344

約数和(自身を除く): 152119664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 6661, 12880, 13322, 26644, 33305, 46627, 53288, 66610, 93254, 106576, 133220, 153203, 186508, 233135, 266440, 306406, 373016, 466270, 532880, 612812, 746032, 766015, 932540, 1072421, 1225624, 1532030, 1865080, 2144842, 2451248, 3064060, 3730160, 4289684, 5362105, 6128120, 8579368, 10724210, 12256240, 17158736, 21448420, 42896840, 85793680]

約数ペア:

[(1, 85793680), (2, 42896840), (4, 21448420), (5, 17158736), (7, 12256240), (8, 10724210), (10, 8579368), (14, 6128120), (16, 5362105), (20, 4289684), (23, 3730160), (28, 3064060), (35, 2451248), (40, 2144842), (46, 1865080), (56, 1532030), (70, 1225624), (80, 1072421), (92, 932540), (112, 766015), (115, 746032), (140, 612812), (161, 532880), (184, 466270), (230, 373016), (280, 306406), (322, 266440), (368, 233135), (460, 186508), (560, 153203), (644, 133220), (805, 106576), (920, 93254), (1288, 66610), (1610, 53288), (1840, 46627), (2576, 33305), (3220, 26644), (6440, 13322), (6661, 12880)]