67280072

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{137869}}^1$

素因数の和:137936

約数の個数: 16

約数和(自身を含む): 128219100

約数和(自身を除く): 60939028

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 137869, 275738, 551476, 1102952, 8410009, 16820018, 33640036, 67280072]

約数ペア:

[(1, 67280072), (2, 33640036), (4, 16820018), (8, 8410009), (61, 1102952), (122, 551476), (244, 275738), (488, 137869)]