66017560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1721}}^1$

素因数の和:1876

約数の個数: 64

約数和(自身を含む): 171097920

約数和(自身を除く): 105080360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 274, 280, 548, 685, 959, 1096, 1370, 1721, 1918, 2740, 3442, 3836, 4795, 5480, 6884, 7672, 8605, 9590, 12047, 13768, 17210, 19180, 24094, 34420, 38360, 48188, 60235, 68840, 96376, 120470, 235777, 240940, 471554, 481880, 943108, 1178885, 1650439, 1886216, 2357770, 3300878, 4715540, 6601756, 8252195, 9431080, 13203512, 16504390, 33008780, 66017560]

約数ペア:

[(1, 66017560), (2, 33008780), (4, 16504390), (5, 13203512), (7, 9431080), (8, 8252195), (10, 6601756), (14, 4715540), (20, 3300878), (28, 2357770), (35, 1886216), (40, 1650439), (56, 1178885), (70, 943108), (137, 481880), (140, 471554), (274, 240940), (280, 235777), (548, 120470), (685, 96376), (959, 68840), (1096, 60235), (1370, 48188), (1721, 38360), (1918, 34420), (2740, 24094), (3442, 19180), (3836, 17210), (4795, 13768), (5480, 12047), (6884, 9590), (7672, 8605)]