80992912

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{389}}^1$

素因数の和:441

約数の個数: 120

約数和(自身を含む): 212397120

約数和(自身を除く): 131404208

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 169, 176, 182, 208, 286, 308, 338, 364, 389, 572, 616, 676, 728, 778, 1001, 1144, 1183, 1232, 1352, 1456, 1556, 1859, 2002, 2288, 2366, 2704, 2723, 3112, 3718, 4004, 4279, 4732, 5057, 5446, 6224, 7436, 8008, 8558, 9464, 10114, 10892, 13013, 14872, 16016, 17116, 18928, 20228, 21784, 26026, 29744, 29953, 34232, 35399, 40456, 43568, 52052, 55627, 59906, 65741, 68464, 70798, 80912, 104104, 111254, 119812, 131482, 141596, 208208, 222508, 239624, 262964, 283192, 389389, 445016, 460187, 479248, 525928, 566384, 723151, 778778, 890032, 920374, 1051856, 1446302, 1557556, 1840748, 2892604, 3115112, 3681496, 5062057, 5785208, 6230224, 7362992, 10124114, 11570416, 20248228, 40496456, 80992912]

約数ペア:

[(1, 80992912), (2, 40496456), (4, 20248228), (7, 11570416), (8, 10124114), (11, 7362992), (13, 6230224), (14, 5785208), (16, 5062057), (22, 3681496), (26, 3115112), (28, 2892604), (44, 1840748), (52, 1557556), (56, 1446302), (77, 1051856), (88, 920374), (91, 890032), (104, 778778), (112, 723151), (143, 566384), (154, 525928), (169, 479248), (176, 460187), (182, 445016), (208, 389389), (286, 283192), (308, 262964), (338, 239624), (364, 222508), (389, 208208), (572, 141596), (616, 131482), (676, 119812), (728, 111254), (778, 104104), (1001, 80912), (1144, 70798), (1183, 68464), (1232, 65741), (1352, 59906), (1456, 55627), (1556, 52052), (1859, 43568), (2002, 40456), (2288, 35399), (2366, 34232), (2704, 29953), (2723, 29744), (3112, 26026), (3718, 21784), (4004, 20228), (4279, 18928), (4732, 17116), (5057, 16016), (5446, 14872), (6224, 13013), (7436, 10892), (8008, 10114), (8558, 9464)]