49989312256

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{907}}^1\times {\mathrm{16561}}^1$

素因数の和:17497

約数の個数: 72

約数和(自身を含む): 107583969584

約数和(自身を除く): 57594657328

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 907, 1664, 1814, 3328, 3628, 7256, 11791, 14512, 16561, 23582, 29024, 33122, 47164, 58048, 66244, 94328, 116096, 132488, 188656, 215293, 232192, 264976, 377312, 430586, 529952, 754624, 861172, 1059904, 1509248, 1722344, 2119808, 3018496, 3444688, 4239616, 6889376, 13778752, 15020827, 27557504, 30041654, 55115008, 60083308, 120166616, 195270751, 240333232, 390541502, 480666464, 781083004, 961332928, 1562166008, 1922665856, 3124332016, 3845331712, 6248664032, 12497328064, 24994656128, 49989312256]

約数ペア:

[(1, 49989312256), (2, 24994656128), (4, 12497328064), (8, 6248664032), (13, 3845331712), (16, 3124332016), (26, 1922665856), (32, 1562166008), (52, 961332928), (64, 781083004), (104, 480666464), (128, 390541502), (208, 240333232), (256, 195270751), (416, 120166616), (832, 60083308), (907, 55115008), (1664, 30041654), (1814, 27557504), (3328, 15020827), (3628, 13778752), (7256, 6889376), (11791, 4239616), (14512, 3444688), (16561, 3018496), (23582, 2119808), (29024, 1722344), (33122, 1509248), (47164, 1059904), (58048, 861172), (66244, 754624), (94328, 529952), (116096, 430586), (132488, 377312), (188656, 264976), (215293, 232192)]