25711072

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{313}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 54123552

約数和(自身を除く): 28412480

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 151, 272, 302, 313, 544, 604, 626, 1208, 1252, 2416, 2504, 2567, 4832, 5008, 5134, 5321, 10016, 10268, 10642, 20536, 21284, 41072, 42568, 47263, 82144, 85136, 94526, 170272, 189052, 378104, 756208, 803471, 1512416, 1606942, 3213884, 6427768, 12855536, 25711072]

約数ペア:

[(1, 25711072), (2, 12855536), (4, 6427768), (8, 3213884), (16, 1606942), (17, 1512416), (32, 803471), (34, 756208), (68, 378104), (136, 189052), (151, 170272), (272, 94526), (302, 85136), (313, 82144), (544, 47263), (604, 42568), (626, 41072), (1208, 21284), (1252, 20536), (2416, 10642), (2504, 10268), (2567, 10016), (4832, 5321), (5008, 5134)]