71711920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3461}}^1$

素因数の和:3518

約数の個数: 80

約数和(自身を含む): 195755328

約数和(自身を除く): 124043408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2590, 2960, 3461, 4144, 5180, 6922, 10360, 13844, 17305, 20720, 24227, 27688, 34610, 48454, 55376, 69220, 96908, 121135, 128057, 138440, 193816, 242270, 256114, 276880, 387632, 484540, 512228, 640285, 896399, 969080, 1024456, 1280570, 1792798, 1938160, 2048912, 2561140, 3585596, 4481995, 5122280, 7171192, 8963990, 10244560, 14342384, 17927980, 35855960, 71711920]

約数ペア:

[(1, 71711920), (2, 35855960), (4, 17927980), (5, 14342384), (7, 10244560), (8, 8963990), (10, 7171192), (14, 5122280), (16, 4481995), (20, 3585596), (28, 2561140), (35, 2048912), (37, 1938160), (40, 1792798), (56, 1280570), (70, 1024456), (74, 969080), (80, 896399), (112, 640285), (140, 512228), (148, 484540), (185, 387632), (259, 276880), (280, 256114), (296, 242270), (370, 193816), (518, 138440), (560, 128057), (592, 121135), (740, 96908), (1036, 69220), (1295, 55376), (1480, 48454), (2072, 34610), (2590, 27688), (2960, 24227), (3461, 20720), (4144, 17305), (5180, 13844), (6922, 10360)]