157461008

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{161333}}^1$

素因数の和:161402

約数の個数: 20

約数和(自身を含む): 310083948

約数和(自身を除く): 152622940

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 161333, 322666, 645332, 1290664, 2581328, 9841313, 19682626, 39365252, 78730504, 157461008]

約数ペア:

[(1, 157461008), (2, 78730504), (4, 39365252), (8, 19682626), (16, 9841313), (61, 2581328), (122, 1290664), (244, 645332), (488, 322666), (976, 161333)]