164013760

素因数分解:

$2^6\times 5^1\times {\mathrm{512543}}^1$

素因数の和:512560

約数の個数: 28

約数和(自身を含む): 390558528

約数和(自身を除く): 226544768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 512543, 1025086, 2050172, 2562715, 4100344, 5125430, 8200688, 10250860, 16401376, 20501720, 32802752, 41003440, 82006880, 164013760]

約数ペア:

[(1, 164013760), (2, 82006880), (4, 41003440), (5, 32802752), (8, 20501720), (10, 16401376), (16, 10250860), (20, 8200688), (32, 5125430), (40, 4100344), (64, 2562715), (80, 2050172), (160, 1025086), (320, 512543)]