538687616

素因数分解:

$2^7\times {\mathrm{163}}^1\times {\mathrm{25819}}^1$

素因数の和:25996

約数の個数: 32

約数和(自身を含む): 1079792400

約数和(自身を除く): 541104784

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 163, 326, 652, 1304, 2608, 5216, 10432, 20864, 25819, 51638, 103276, 206552, 413104, 826208, 1652416, 3304832, 4208497, 8416994, 16833988, 33667976, 67335952, 134671904, 269343808, 538687616]

約数ペア:

[(1, 538687616), (2, 269343808), (4, 134671904), (8, 67335952), (16, 33667976), (32, 16833988), (64, 8416994), (128, 4208497), (163, 3304832), (326, 1652416), (652, 826208), (1304, 413104), (2608, 206552), (5216, 103276), (10432, 51638), (20864, 25819)]