72481270

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1\times {\mathrm{431}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 133249536

約数和(自身を除く): 60768266

約数列:

[1, 2, 5, 10, 67, 134, 251, 335, 431, 502, 670, 862, 1255, 2155, 2510, 4310, 16817, 28877, 33634, 57754, 84085, 108181, 144385, 168170, 216362, 288770, 540905, 1081810, 7248127, 14496254, 36240635, 72481270]

約数ペア:

[(1, 72481270), (2, 36240635), (5, 14496254), (10, 7248127), (67, 1081810), (134, 540905), (251, 288770), (335, 216362), (431, 168170), (502, 144385), (670, 108181), (862, 84085), (1255, 57754), (2155, 33634), (2510, 28877), (4310, 16817)]