90570064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^2\times {\mathrm{97}}^1$

素因数の和:252

約数の個数: 60

約数和(自身を含む): 193818324

約数和(自身を除く): 103248260

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 97, 104, 134, 194, 208, 268, 388, 536, 776, 871, 1072, 1261, 1552, 1742, 2522, 3484, 4489, 5044, 6499, 6968, 8978, 10088, 12998, 13936, 17956, 20176, 25996, 35912, 51992, 58357, 71824, 84487, 103984, 116714, 168974, 233428, 337948, 435433, 466856, 675896, 870866, 933712, 1351792, 1741732, 3483464, 5660629, 6966928, 11321258, 22642516, 45285032, 90570064]

約数ペア:

[(1, 90570064), (2, 45285032), (4, 22642516), (8, 11321258), (13, 6966928), (16, 5660629), (26, 3483464), (52, 1741732), (67, 1351792), (97, 933712), (104, 870866), (134, 675896), (194, 466856), (208, 435433), (268, 337948), (388, 233428), (536, 168974), (776, 116714), (871, 103984), (1072, 84487), (1261, 71824), (1552, 58357), (1742, 51992), (2522, 35912), (3484, 25996), (4489, 20176), (5044, 17956), (6499, 13936), (6968, 12998), (8978, 10088)]