127968256

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{9613}}^1$

素因数の和:9646

約数の個数: 44

約数和(自身を含む): 275518012

約数和(自身を除く): 147549756

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 3328, 6656, 9613, 13312, 19226, 38452, 76904, 124969, 153808, 249938, 307616, 499876, 615232, 999752, 1230464, 1999504, 2460928, 3999008, 4921856, 7998016, 9843712, 15996032, 31992064, 63984128, 127968256]

約数ペア:

[(1, 127968256), (2, 63984128), (4, 31992064), (8, 15996032), (13, 9843712), (16, 7998016), (26, 4921856), (32, 3999008), (52, 2460928), (64, 1999504), (104, 1230464), (128, 999752), (208, 615232), (256, 499876), (416, 307616), (512, 249938), (832, 153808), (1024, 124969), (1664, 76904), (3328, 38452), (6656, 19226), (9613, 13312)]