80471916

素因数分解:

$2^2\times 3^2\times 7^6\times {\mathrm{19}}^1$

素因数の和:71

約数の個数: 126

約数和(自身を含む): 249807740

約数和(自身を除く): 169335824

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 49, 57, 63, 76, 84, 98, 114, 126, 133, 147, 171, 196, 228, 252, 266, 294, 342, 343, 399, 441, 532, 588, 684, 686, 798, 882, 931, 1029, 1197, 1372, 1596, 1764, 1862, 2058, 2394, 2401, 2793, 3087, 3724, 4116, 4788, 4802, 5586, 6174, 6517, 7203, 8379, 9604, 11172, 12348, 13034, 14406, 16758, 16807, 19551, 21609, 26068, 28812, 33516, 33614, 39102, 43218, 45619, 50421, 58653, 67228, 78204, 86436, 91238, 100842, 117306, 117649, 136857, 151263, 182476, 201684, 234612, 235298, 273714, 302526, 319333, 352947, 410571, 470596, 547428, 605052, 638666, 705894, 821142, 957999, 1058841, 1277332, 1411788, 1642284, 1915998, 2117682, 2235331, 2873997, 3831996, 4235364, 4470662, 5747994, 6705993, 8941324, 11495988, 13411986, 20117979, 26823972, 40235958, 80471916]

約数ペア:

[(1, 80471916), (2, 40235958), (3, 26823972), (4, 20117979), (6, 13411986), (7, 11495988), (9, 8941324), (12, 6705993), (14, 5747994), (18, 4470662), (19, 4235364), (21, 3831996), (28, 2873997), (36, 2235331), (38, 2117682), (42, 1915998), (49, 1642284), (57, 1411788), (63, 1277332), (76, 1058841), (84, 957999), (98, 821142), (114, 705894), (126, 638666), (133, 605052), (147, 547428), (171, 470596), (196, 410571), (228, 352947), (252, 319333), (266, 302526), (294, 273714), (342, 235298), (343, 234612), (399, 201684), (441, 182476), (532, 151263), (588, 136857), (684, 117649), (686, 117306), (798, 100842), (882, 91238), (931, 86436), (1029, 78204), (1197, 67228), (1372, 58653), (1596, 50421), (1764, 45619), (1862, 43218), (2058, 39102), (2394, 33614), (2401, 33516), (2793, 28812), (3087, 26068), (3724, 21609), (4116, 19551), (4788, 16807), (4802, 16758), (5586, 14406), (6174, 13034), (6517, 12348), (7203, 11172), (8379, 9604)]