201565280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{179969}}^1$

素因数の和:179991

約数の個数: 48

約数和(自身を含む): 544229280

約数和(自身を除く): 342664000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 179969, 359938, 719876, 899845, 1259783, 1439752, 1799690, 2519566, 2879504, 3599380, 5039132, 5759008, 6298915, 7198760, 10078264, 12597830, 14397520, 20156528, 25195660, 28795040, 40313056, 50391320, 100782640, 201565280]

約数ペア:

[(1, 201565280), (2, 100782640), (4, 50391320), (5, 40313056), (7, 28795040), (8, 25195660), (10, 20156528), (14, 14397520), (16, 12597830), (20, 10078264), (28, 7198760), (32, 6298915), (35, 5759008), (40, 5039132), (56, 3599380), (70, 2879504), (80, 2519566), (112, 1799690), (140, 1439752), (160, 1259783), (224, 899845), (280, 719876), (560, 359938), (1120, 179969)]