270400208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{19403}}^1$

素因数の和:19491

約数の個数: 40

約数和(自身を含む): 572650848

約数和(自身を除く): 302250640

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 6968, 13936, 19403, 38806, 77612, 155224, 252239, 310448, 504478, 1008956, 1300001, 2017912, 2600002, 4035824, 5200004, 10400008, 16900013, 20800016, 33800026, 67600052, 135200104, 270400208]

約数ペア:

[(1, 270400208), (2, 135200104), (4, 67600052), (8, 33800026), (13, 20800016), (16, 16900013), (26, 10400008), (52, 5200004), (67, 4035824), (104, 2600002), (134, 2017912), (208, 1300001), (268, 1008956), (536, 504478), (871, 310448), (1072, 252239), (1742, 155224), (3484, 77612), (6968, 38806), (13936, 19403)]