81326829815

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{37607}}^1$

素因数の和:37808

約数の個数: 64

約数和(自身を含む): 125554157568

約数和(自身を除く): 44227327753

約数列:

[1, 5, 7, 11, 35, 41, 55, 77, 137, 205, 287, 385, 451, 685, 959, 1435, 1507, 2255, 3157, 4795, 5617, 7535, 10549, 15785, 28085, 37607, 39319, 52745, 61787, 188035, 196595, 263249, 308935, 413677, 432509, 1316245, 1541887, 2068385, 2162545, 2895739, 5152159, 7709435, 10793209, 14478695, 16960757, 25760795, 36065113, 53966045, 56673749, 84803785, 118725299, 180325565, 211238519, 283368745, 396716243, 593626495, 1056192595, 1478669633, 1983581215, 2323623709, 7393348165, 11618118545, 16265365963, 81326829815]

約数ペア:

[(1, 81326829815), (5, 16265365963), (7, 11618118545), (11, 7393348165), (35, 2323623709), (41, 1983581215), (55, 1478669633), (77, 1056192595), (137, 593626495), (205, 396716243), (287, 283368745), (385, 211238519), (451, 180325565), (685, 118725299), (959, 84803785), (1435, 56673749), (1507, 53966045), (2255, 36065113), (3157, 25760795), (4795, 16960757), (5617, 14478695), (7535, 10793209), (10549, 7709435), (15785, 5152159), (28085, 2895739), (37607, 2162545), (39319, 2068385), (52745, 1541887), (61787, 1316245), (188035, 432509), (196595, 413677), (263249, 308935)]