201528704

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{431}}^1$

素因数の和:739

約数の個数: 64

約数和(自身を含む): 434911680

約数和(自身を除く): 233382976

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 281, 416, 431, 562, 832, 862, 1124, 1664, 1724, 2248, 3448, 3653, 4496, 5603, 6896, 7306, 8992, 11206, 13792, 14612, 17984, 22412, 27584, 29224, 35968, 44824, 55168, 58448, 89648, 116896, 121111, 179296, 233792, 242222, 358592, 467584, 484444, 717184, 968888, 1574443, 1937776, 3148886, 3875552, 6297772, 7751104, 12595544, 15502208, 25191088, 50382176, 100764352, 201528704]

約数ペア:

[(1, 201528704), (2, 100764352), (4, 50382176), (8, 25191088), (13, 15502208), (16, 12595544), (26, 7751104), (32, 6297772), (52, 3875552), (64, 3148886), (104, 1937776), (128, 1574443), (208, 968888), (281, 717184), (416, 484444), (431, 467584), (562, 358592), (832, 242222), (862, 233792), (1124, 179296), (1664, 121111), (1724, 116896), (2248, 89648), (3448, 58448), (3653, 55168), (4496, 44824), (5603, 35968), (6896, 29224), (7306, 27584), (8992, 22412), (11206, 17984), (13792, 14612)]