25533728

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{251}}^1$

素因数の和:306

約数の個数: 72

約数和(自身を含む): 58487184

約数和(自身を除く): 32953456

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 136, 176, 187, 251, 272, 289, 352, 374, 502, 544, 578, 748, 1004, 1156, 1496, 2008, 2312, 2761, 2992, 3179, 4016, 4267, 4624, 5522, 5984, 6358, 8032, 8534, 9248, 11044, 12716, 17068, 22088, 25432, 34136, 44176, 46937, 50864, 68272, 72539, 88352, 93874, 101728, 136544, 145078, 187748, 290156, 375496, 580312, 750992, 797929, 1160624, 1501984, 1595858, 2321248, 3191716, 6383432, 12766864, 25533728]

約数ペア:

[(1, 25533728), (2, 12766864), (4, 6383432), (8, 3191716), (11, 2321248), (16, 1595858), (17, 1501984), (22, 1160624), (32, 797929), (34, 750992), (44, 580312), (68, 375496), (88, 290156), (136, 187748), (176, 145078), (187, 136544), (251, 101728), (272, 93874), (289, 88352), (352, 72539), (374, 68272), (502, 50864), (544, 46937), (578, 44176), (748, 34136), (1004, 25432), (1156, 22088), (1496, 17068), (2008, 12716), (2312, 11044), (2761, 9248), (2992, 8534), (3179, 8032), (4016, 6358), (4267, 5984), (4624, 5522)]