80820012

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 240868320

約数和(自身を除く): 160048308

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 97, 98, 109, 147, 156, 182, 194, 196, 218, 273, 291, 294, 327, 364, 388, 436, 546, 582, 588, 637, 654, 679, 763, 1092, 1164, 1261, 1274, 1308, 1358, 1417, 1526, 1911, 2037, 2289, 2522, 2548, 2716, 2834, 3052, 3783, 3822, 4074, 4251, 4578, 4753, 5044, 5341, 5668, 7566, 7644, 8148, 8502, 8827, 9156, 9506, 9919, 10573, 10682, 14259, 15132, 16023, 17004, 17654, 19012, 19838, 21146, 21364, 26481, 28518, 29757, 31719, 32046, 35308, 39676, 42292, 52962, 57036, 59514, 61789, 63438, 64092, 69433, 74011, 105924, 119028, 123578, 126876, 137449, 138866, 148022, 185367, 208299, 222033, 247156, 274898, 277732, 296044, 370734, 412347, 416598, 444066, 518077, 549796, 741468, 824694, 833196, 888132, 962143, 1036154, 1554231, 1649388, 1924286, 2072308, 2886429, 3108462, 3848572, 5772858, 6216924, 6735001, 11545716, 13470002, 20205003, 26940004, 40410006, 80820012]

約数ペア:

[(1, 80820012), (2, 40410006), (3, 26940004), (4, 20205003), (6, 13470002), (7, 11545716), (12, 6735001), (13, 6216924), (14, 5772858), (21, 3848572), (26, 3108462), (28, 2886429), (39, 2072308), (42, 1924286), (49, 1649388), (52, 1554231), (78, 1036154), (84, 962143), (91, 888132), (97, 833196), (98, 824694), (109, 741468), (147, 549796), (156, 518077), (182, 444066), (194, 416598), (196, 412347), (218, 370734), (273, 296044), (291, 277732), (294, 274898), (327, 247156), (364, 222033), (388, 208299), (436, 185367), (546, 148022), (582, 138866), (588, 137449), (637, 126876), (654, 123578), (679, 119028), (763, 105924), (1092, 74011), (1164, 69433), (1261, 64092), (1274, 63438), (1308, 61789), (1358, 59514), (1417, 57036), (1526, 52962), (1911, 42292), (2037, 39676), (2289, 35308), (2522, 32046), (2548, 31719), (2716, 29757), (2834, 28518), (3052, 26481), (3783, 21364), (3822, 21146), (4074, 19838), (4251, 19012), (4578, 17654), (4753, 17004), (5044, 16023), (5341, 15132), (5668, 14259), (7566, 10682), (7644, 10573), (8148, 9919), (8502, 9506), (8827, 9156)]