25640676

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 68402880

約数和(自身を除く): 42762204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 173, 179, 207, 276, 346, 358, 414, 519, 537, 692, 716, 828, 1038, 1074, 1557, 1611, 2076, 2148, 3114, 3222, 3979, 4117, 6228, 6444, 7958, 8234, 11937, 12351, 15916, 16468, 23874, 24702, 30967, 35811, 37053, 47748, 49404, 61934, 71622, 74106, 92901, 123868, 143244, 148212, 185802, 278703, 371604, 557406, 712241, 1114812, 1424482, 2136723, 2848964, 4273446, 6410169, 8546892, 12820338, 25640676]

約数ペア:

[(1, 25640676), (2, 12820338), (3, 8546892), (4, 6410169), (6, 4273446), (9, 2848964), (12, 2136723), (18, 1424482), (23, 1114812), (36, 712241), (46, 557406), (69, 371604), (92, 278703), (138, 185802), (173, 148212), (179, 143244), (207, 123868), (276, 92901), (346, 74106), (358, 71622), (414, 61934), (519, 49404), (537, 47748), (692, 37053), (716, 35811), (828, 30967), (1038, 24702), (1074, 23874), (1557, 16468), (1611, 15916), (2076, 12351), (2148, 11937), (3114, 8234), (3222, 7958), (3979, 6444), (4117, 6228)]