25577920

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1193}}^1$

素因数の和:1277

約数の個数: 56

約数和(自身を含む): 61868304

約数和(自身を除く): 36290384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 1072, 1193, 1340, 2144, 2386, 2680, 4288, 4772, 5360, 5965, 9544, 10720, 11930, 19088, 21440, 23860, 38176, 47720, 76352, 79931, 95440, 159862, 190880, 319724, 381760, 399655, 639448, 799310, 1278896, 1598620, 2557792, 3197240, 5115584, 6394480, 12788960, 25577920]

約数ペア:

[(1, 25577920), (2, 12788960), (4, 6394480), (5, 5115584), (8, 3197240), (10, 2557792), (16, 1598620), (20, 1278896), (32, 799310), (40, 639448), (64, 399655), (67, 381760), (80, 319724), (134, 190880), (160, 159862), (268, 95440), (320, 79931), (335, 76352), (536, 47720), (670, 38176), (1072, 23860), (1193, 21440), (1340, 19088), (2144, 11930), (2386, 10720), (2680, 9544), (4288, 5965), (4772, 5360)]