25401376

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 144

約数和(自身を含む): 68620608

約数和(自身を除く): 43219232

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 61, 77, 88, 91, 104, 112, 122, 143, 154, 169, 176, 182, 208, 224, 244, 286, 308, 338, 352, 364, 416, 427, 488, 572, 616, 671, 676, 728, 793, 854, 976, 1001, 1144, 1183, 1232, 1342, 1352, 1456, 1586, 1708, 1859, 1952, 2002, 2288, 2366, 2464, 2684, 2704, 2912, 3172, 3416, 3718, 4004, 4576, 4697, 4732, 5368, 5408, 5551, 6344, 6832, 7436, 8008, 8723, 9394, 9464, 10309, 10736, 11102, 12688, 13013, 13664, 14872, 16016, 17446, 18788, 18928, 20618, 21472, 22204, 25376, 26026, 29744, 32032, 34892, 37576, 37856, 41236, 44408, 52052, 59488, 61061, 69784, 72163, 75152, 82472, 88816, 104104, 113399, 122122, 139568, 144326, 150304, 164944, 177632, 208208, 226798, 244244, 279136, 288652, 329888, 416416, 453596, 488488, 577304, 793793, 907192, 976976, 1154608, 1587586, 1814384, 1953952, 2309216, 3175172, 3628768, 6350344, 12700688, 25401376]

約数ペア:

[(1, 25401376), (2, 12700688), (4, 6350344), (7, 3628768), (8, 3175172), (11, 2309216), (13, 1953952), (14, 1814384), (16, 1587586), (22, 1154608), (26, 976976), (28, 907192), (32, 793793), (44, 577304), (52, 488488), (56, 453596), (61, 416416), (77, 329888), (88, 288652), (91, 279136), (104, 244244), (112, 226798), (122, 208208), (143, 177632), (154, 164944), (169, 150304), (176, 144326), (182, 139568), (208, 122122), (224, 113399), (244, 104104), (286, 88816), (308, 82472), (338, 75152), (352, 72163), (364, 69784), (416, 61061), (427, 59488), (488, 52052), (572, 44408), (616, 41236), (671, 37856), (676, 37576), (728, 34892), (793, 32032), (854, 29744), (976, 26026), (1001, 25376), (1144, 22204), (1183, 21472), (1232, 20618), (1342, 18928), (1352, 18788), (1456, 17446), (1586, 16016), (1708, 14872), (1859, 13664), (1952, 13013), (2002, 12688), (2288, 11102), (2366, 10736), (2464, 10309), (2684, 9464), (2704, 9394), (2912, 8723), (3172, 8008), (3416, 7436), (3718, 6832), (4004, 6344), (4576, 5551), (4697, 5408), (4732, 5368)]