51557408

素因数分解:

$2^5\times 7^2\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:406

約数の個数: 72

約数和(自身を含む): 119451024

約数和(自身を除く): 67893616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 131, 196, 224, 251, 262, 392, 502, 524, 784, 917, 1004, 1048, 1568, 1757, 1834, 2008, 2096, 3514, 3668, 4016, 4192, 6419, 7028, 7336, 8032, 12299, 12838, 14056, 14672, 24598, 25676, 28112, 29344, 32881, 49196, 51352, 56224, 65762, 98392, 102704, 131524, 196784, 205408, 230167, 263048, 393568, 460334, 526096, 920668, 1052192, 1611169, 1841336, 3222338, 3682672, 6444676, 7365344, 12889352, 25778704, 51557408]

約数ペア:

[(1, 51557408), (2, 25778704), (4, 12889352), (7, 7365344), (8, 6444676), (14, 3682672), (16, 3222338), (28, 1841336), (32, 1611169), (49, 1052192), (56, 920668), (98, 526096), (112, 460334), (131, 393568), (196, 263048), (224, 230167), (251, 205408), (262, 196784), (392, 131524), (502, 102704), (524, 98392), (784, 65762), (917, 56224), (1004, 51352), (1048, 49196), (1568, 32881), (1757, 29344), (1834, 28112), (2008, 25676), (2096, 24598), (3514, 14672), (3668, 14056), (4016, 12838), (4192, 12299), (6419, 8032), (7028, 7336)]