42509920

素因数分解:

$2^5\times 5^1\times {\mathrm{389}}^1\times {\mathrm{683}}^1$

素因数の和:1087

約数の個数: 48

約数和(自身を含む): 100835280

約数和(自身を除く): 58325360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 389, 683, 778, 1366, 1556, 1945, 2732, 3112, 3415, 3890, 5464, 6224, 6830, 7780, 10928, 12448, 13660, 15560, 21856, 27320, 31120, 54640, 62240, 109280, 265687, 531374, 1062748, 1328435, 2125496, 2656870, 4250992, 5313740, 8501984, 10627480, 21254960, 42509920]

約数ペア:

[(1, 42509920), (2, 21254960), (4, 10627480), (5, 8501984), (8, 5313740), (10, 4250992), (16, 2656870), (20, 2125496), (32, 1328435), (40, 1062748), (80, 531374), (160, 265687), (389, 109280), (683, 62240), (778, 54640), (1366, 31120), (1556, 27320), (1945, 21856), (2732, 15560), (3112, 13660), (3415, 12448), (3890, 10928), (5464, 7780), (6224, 6830)]