97420520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{34303}}^1$

素因数の和:34385

約数の個数: 32

約数和(自身を含む): 222289920

約数和(自身を除く): 124869400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 34303, 68606, 137212, 171515, 274424, 343030, 686060, 1372120, 2435513, 4871026, 9742052, 12177565, 19484104, 24355130, 48710260, 97420520]

約数ペア:

[(1, 97420520), (2, 48710260), (4, 24355130), (5, 19484104), (8, 12177565), (10, 9742052), (20, 4871026), (40, 2435513), (71, 1372120), (142, 686060), (284, 343030), (355, 274424), (568, 171515), (710, 137212), (1420, 68606), (2840, 34303)]