25999974

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:92

約数の個数: 192

約数和(自身を含む): 80110080

約数和(自身を除く): 54110106

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 27, 33, 37, 39, 42, 54, 63, 66, 74, 77, 78, 91, 99, 111, 117, 126, 143, 154, 169, 182, 189, 198, 222, 231, 234, 259, 273, 286, 297, 333, 338, 351, 378, 407, 429, 462, 481, 507, 518, 546, 594, 666, 693, 702, 777, 814, 819, 858, 962, 999, 1001, 1014, 1183, 1221, 1287, 1386, 1443, 1521, 1554, 1638, 1859, 1998, 2002, 2079, 2331, 2366, 2442, 2457, 2574, 2849, 2886, 3003, 3042, 3367, 3549, 3663, 3718, 3861, 4158, 4329, 4563, 4662, 4914, 5291, 5577, 5698, 6006, 6253, 6734, 6993, 7098, 7326, 7722, 8547, 8658, 9009, 9126, 10101, 10582, 10647, 10989, 11154, 12506, 12987, 13013, 13986, 15873, 16731, 17094, 18018, 18759, 20202, 21294, 21978, 25641, 25974, 26026, 27027, 30303, 31746, 31941, 33462, 37037, 37518, 39039, 43771, 47619, 50193, 51282, 54054, 56277, 60606, 63882, 68783, 74074, 76923, 78078, 87542, 90909, 95238, 100386, 111111, 112554, 117117, 131313, 137566, 142857, 153846, 168831, 181818, 206349, 222222, 234234, 262626, 285714, 333333, 337662, 351351, 393939, 412698, 481481, 619047, 666666, 702702, 787878, 962962, 999999, 1181817, 1238094, 1444443, 1857141, 1999998, 2363634, 2888886, 3714282, 4333329, 8666658, 12999987, 25999974]

約数ペア:

[(1, 25999974), (2, 12999987), (3, 8666658), (6, 4333329), (7, 3714282), (9, 2888886), (11, 2363634), (13, 1999998), (14, 1857141), (18, 1444443), (21, 1238094), (22, 1181817), (26, 999999), (27, 962962), (33, 787878), (37, 702702), (39, 666666), (42, 619047), (54, 481481), (63, 412698), (66, 393939), (74, 351351), (77, 337662), (78, 333333), (91, 285714), (99, 262626), (111, 234234), (117, 222222), (126, 206349), (143, 181818), (154, 168831), (169, 153846), (182, 142857), (189, 137566), (198, 131313), (222, 117117), (231, 112554), (234, 111111), (259, 100386), (273, 95238), (286, 90909), (297, 87542), (333, 78078), (338, 76923), (351, 74074), (378, 68783), (407, 63882), (429, 60606), (462, 56277), (481, 54054), (507, 51282), (518, 50193), (546, 47619), (594, 43771), (666, 39039), (693, 37518), (702, 37037), (777, 33462), (814, 31941), (819, 31746), (858, 30303), (962, 27027), (999, 26026), (1001, 25974), (1014, 25641), (1183, 21978), (1221, 21294), (1287, 20202), (1386, 18759), (1443, 18018), (1521, 17094), (1554, 16731), (1638, 15873), (1859, 13986), (1998, 13013), (2002, 12987), (2079, 12506), (2331, 11154), (2366, 10989), (2442, 10647), (2457, 10582), (2574, 10101), (2849, 9126), (2886, 9009), (3003, 8658), (3042, 8547), (3367, 7722), (3549, 7326), (3663, 7098), (3718, 6993), (3861, 6734), (4158, 6253), (4329, 6006), (4563, 5698), (4662, 5577), (4914, 5291)]