201728512

素因数分解:

$2^9\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:249

約数の個数: 80

約数和(自身を含む): 420723072

約数和(自身を除く): 218994560

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 83, 94, 101, 128, 166, 188, 202, 256, 332, 376, 404, 512, 664, 752, 808, 1328, 1504, 1616, 2656, 3008, 3232, 3901, 4747, 5312, 6016, 6464, 7802, 8383, 9494, 10624, 12032, 12928, 15604, 16766, 18988, 21248, 24064, 25856, 31208, 33532, 37976, 42496, 51712, 62416, 67064, 75952, 124832, 134128, 151904, 249664, 268256, 303808, 394001, 499328, 536512, 607616, 788002, 998656, 1073024, 1215232, 1576004, 1997312, 2146048, 2430464, 3152008, 4292096, 6304016, 12608032, 25216064, 50432128, 100864256, 201728512]

約数ペア:

[(1, 201728512), (2, 100864256), (4, 50432128), (8, 25216064), (16, 12608032), (32, 6304016), (47, 4292096), (64, 3152008), (83, 2430464), (94, 2146048), (101, 1997312), (128, 1576004), (166, 1215232), (188, 1073024), (202, 998656), (256, 788002), (332, 607616), (376, 536512), (404, 499328), (512, 394001), (664, 303808), (752, 268256), (808, 249664), (1328, 151904), (1504, 134128), (1616, 124832), (2656, 75952), (3008, 67064), (3232, 62416), (3901, 51712), (4747, 42496), (5312, 37976), (6016, 33532), (6464, 31208), (7802, 25856), (8383, 24064), (9494, 21248), (10624, 18988), (12032, 16766), (12928, 15604)]