25515366

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 31093914

約数列:

[1, 2, 3, 6, 19, 38, 41, 53, 57, 82, 103, 106, 114, 123, 159, 206, 246, 309, 318, 618, 779, 1007, 1558, 1957, 2014, 2173, 2337, 3021, 3914, 4223, 4346, 4674, 5459, 5871, 6042, 6519, 8446, 10918, 11742, 12669, 13038, 16377, 25338, 32754, 41287, 80237, 82574, 103721, 123861, 160474, 207442, 223819, 240711, 247722, 311163, 447638, 481422, 622326, 671457, 1342914, 4252561, 8505122, 12757683, 25515366]

約数ペア:

[(1, 25515366), (2, 12757683), (3, 8505122), (6, 4252561), (19, 1342914), (38, 671457), (41, 622326), (53, 481422), (57, 447638), (82, 311163), (103, 247722), (106, 240711), (114, 223819), (123, 207442), (159, 160474), (206, 123861), (246, 103721), (309, 82574), (318, 80237), (618, 41287), (779, 32754), (1007, 25338), (1558, 16377), (1957, 13038), (2014, 12669), (2173, 11742), (2337, 10918), (3021, 8446), (3914, 6519), (4223, 6042), (4346, 5871), (4674, 5459)]