255830172

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{1249}}^1$

素因数の和:1383

約数の個数: 72

約数和(自身を含む): 653310000

約数和(自身を除く): 397479828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 101, 156, 169, 202, 303, 338, 404, 507, 606, 676, 1014, 1212, 1249, 1313, 2028, 2498, 2626, 3747, 3939, 4996, 5252, 7494, 7878, 14988, 15756, 16237, 17069, 32474, 34138, 48711, 51207, 64948, 68276, 97422, 102414, 126149, 194844, 204828, 211081, 252298, 378447, 422162, 504596, 633243, 756894, 844324, 1266486, 1513788, 1639937, 2532972, 3279874, 4919811, 6559748, 9839622, 19679244, 21319181, 42638362, 63957543, 85276724, 127915086, 255830172]

約数ペア:

[(1, 255830172), (2, 127915086), (3, 85276724), (4, 63957543), (6, 42638362), (12, 21319181), (13, 19679244), (26, 9839622), (39, 6559748), (52, 4919811), (78, 3279874), (101, 2532972), (156, 1639937), (169, 1513788), (202, 1266486), (303, 844324), (338, 756894), (404, 633243), (507, 504596), (606, 422162), (676, 378447), (1014, 252298), (1212, 211081), (1249, 204828), (1313, 194844), (2028, 126149), (2498, 102414), (2626, 97422), (3747, 68276), (3939, 64948), (4996, 51207), (5252, 48711), (7494, 34138), (7878, 32474), (14988, 17069), (15756, 16237)]