71744110

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{1999}}^1$

素因数の和:2140

約数の個数: 32

約数和(自身を含む): 134064000

約数和(自身を除く): 62319890

約数列:

[1, 2, 5, 10, 37, 74, 97, 185, 194, 370, 485, 970, 1999, 3589, 3998, 7178, 9995, 17945, 19990, 35890, 73963, 147926, 193903, 369815, 387806, 739630, 969515, 1939030, 7174411, 14348822, 35872055, 71744110]

約数ペア:

[(1, 71744110), (2, 35872055), (5, 14348822), (10, 7174411), (37, 1939030), (74, 969515), (97, 739630), (185, 387806), (194, 369815), (370, 193903), (485, 147926), (970, 73963), (1999, 35890), (3589, 19990), (3998, 17945), (7178, 9995)]