71026240

素因数分解:

$2^6\times 5^1\times {\mathrm{221957}}^1$

素因数の和:221974

約数の個数: 28

約数和(自身を含む): 169131996

約数和(自身を除く): 98105756

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 221957, 443914, 887828, 1109785, 1775656, 2219570, 3551312, 4439140, 7102624, 8878280, 14205248, 17756560, 35513120, 71026240]

約数ペア:

[(1, 71026240), (2, 35513120), (4, 17756560), (5, 14205248), (8, 8878280), (10, 7102624), (16, 4439140), (20, 3551312), (32, 2219570), (40, 1775656), (64, 1109785), (80, 887828), (160, 443914), (320, 221957)]